MATH 6 QUARTER 1 WEEK 6 | MUTI-STEP PROBLEM INVOLVING WHOLE NUMBERS AND DECIMALS
Summary
TLDRIn this educational video, Teacher F explains how to solve multi-step math problems involving whole numbers and decimals. The lesson covers essential strategies and tools for tackling problems that require multiplication, addition, and subtraction. Teacher F demonstrates how to use a four-step process: understanding the problem, planning with the correct operations, solving for the answer, and checking the solution. Practical examples are provided, including calculating earnings with overtime, determining savings, and solving real-life scenarios. The video aims to enhance problem-solving skills and higher-order thinking. Viewers are encouraged to subscribe, like, share, and follow on social media for more lessons.
Takeaways
- π The lesson focuses on solving multi-step math problems involving whole numbers and decimals.
- π¨βπ« Teacher F introduces the four-step problem-solving process: understand, plan, solve, and check.
- π’ The first activity involves identifying the four steps in solving word problems and writing hidden questions for each step.
- πΌ A real-world example is provided where Mr. Fernandez earns a certain amount for overtime, and students are taught to calculate his total earnings for a week.
- π° The lesson includes practical applications such as calculating earnings, savings, and taxes, making it relatable to everyday life.
- π Students learn to use multiplication and addition to solve for earnings and savings, emphasizing the importance of these operations in problem-solving.
- π The concept of withholding tax is introduced, showing how it affects an individual's take-home pay.
- β±οΈ Time management is factored into calculations, as seen in the example where overtime and holiday work hours are considered.
- π A shopping scenario is used to demonstrate how to calculate the total cost of items bought, such as fruits.
- π The importance of checking one's work is emphasized through the 'check and look back' step to ensure accuracy.
- π The lesson concludes with an invitation for students to create their own problems, fostering creativity and deeper understanding.
Q & A
What are the four steps in solving word problems as outlined in the script?
-The four steps are: 1) Understand the problem, including what is asked and the given facts. 2) Plan the operation to be used and formulate the number sentence. 3) Solve the problem and write the answer. 4) Check and look back to ensure the answer makes sense.
How much does Mr. Fernandez earn for working 45 hours in one week according to the script?
-Mr. Fernandez earns 1,389 pesos and 40 centavos for working 45 hours in one week.
What is the total amount Lucy saves in a year if she earns 1,525 pesos a week and saves 15%?
-Lucy saves 11,895 pesos in a year.
What is the actual monthly pay Mrs. Bionz receives after withholding tax, if her monthly salary is 15,000 pesos and the tax is 5,275 pesos and 75 centavos?
-Mrs. Bionz's actual monthly pay after withholding tax is 9,724 pesos and 25 centavos.
How much does a clerk earn for working 3 hours of overtime and 5 hours on a holiday, if the regular rate is 45 pesos and 50 centavos per hour, the overtime rate is 1.5 times the regular, and holiday pay is double the regular rate?
-The clerk will earn 2,479 pesos and 75 centavos for the overtime and holiday work.
What is the total weekly earnings of Sarah who works 8 and 5/10 hours a day from Monday to Friday and 6 and 7/10 hours on Saturday, with a pay rate of 55 pesos and 25 centavos per hour?
-Sarah earns 2,721 pesos and 6 centavos in a week.
How much will a customer pay for 5 and 2/5 kilos of bananas at 25 pesos per kilo and 3 and 7/10 kilos of grapes at 180 pesos per kilo according to the script?
-The customer will pay 8006 pesos and 25 centavos.
What is the strategy for solving multi-step problems involving whole numbers and decimals as taught by Teacher F?
-The strategy involves understanding the problem, planning the operations, solving the problem, and checking the answer to ensure it makes sense.
How does the script encourage the development of higher-order thinking skills in students?
-The script encourages higher-order thinking skills by having students solve multi-step problems that require deep thinking and the application of fundamental operations.
What is the purpose of the learning tests in the script?
-The purpose of the learning tests is to practice and reinforce the four-step problem-solving strategy for word problems involving whole numbers and decimals.
Outlines
π Introduction to Multi-Step Math Problems
Teacher F introduces a math lesson focusing on multi-step problems involving whole numbers and decimals. The lesson aims to enhance students' problem-solving skills using real-life scenarios. The teacher outlines four essential steps for solving word problems: understanding the problem, planning the approach, executing the solution, and checking the answer. The lesson emphasizes the importance of using appropriate strategies and tools to solve complex math problems efficiently.
πΌ Calculating Earnings with Overtime
The script presents a problem-solving scenario involving Mr. Fernandez, an office clerk who earns 28 pesos and 50 centavos per hour. His overtime pay is 1.75 times his regular rate, and he works 45 hours in a week. The solution involves calculating his regular earnings for 40 hours and his overtime pay for the additional 5 hours. The teacher demonstrates how to use multiplication and addition to find Mr. Fernandez's total weekly earnings, which amounts to 1,389 pesos and 40 centavos after following the four-step problem-solving process.
π¦ Monthly Salary and Withholding Tax
Mrs. Bionz, with a monthly salary of 15,000 pesos, has a withholding tax of 5,275 pesos and 75 centavos deducted from her pay. The script outlines how to calculate her actual monthly pay and annual earnings by using multiplication and subtraction. The solution shows that her monthly pay after tax is 4,472 pesos and 25 centavos, and her annual pay is 536,000 pesos, considering a 12-month year. The teacher emphasizes the importance of verifying the calculations to ensure accuracy.
π Fruit Sales and Customer Payments
The lesson continues with a scenario where a customer buys bananas and grapes from a market. Bananas cost 25 pesos per kilogram, and grapes cost 180 pesos per kilogram. The customer buys 5.25 kilograms of bananas and 3.75 kilograms of grapes. The solution involves calculating the total cost for each fruit using multiplication and then adding them to find the total payment the customer must make, which is 806 pesos and 25 centavos. The teacher encourages students to check their work to ensure the calculations are correct.
π Creating and Solving Custom Math Problems
In the final part of the script, Teacher F challenges students to create their own math problems using given data and solve them. The teacher provides an example involving the sale of pineapples, where 80 pineapples are bought at 15 pesos and 25 centavos each, and three get rotten. The remaining pineapples are sold at 20 pesos each, and the teacher asks students to calculate the profit. This activity aims to develop students' critical thinking and problem-solving skills by applying what they've learned in a creative way.
Mindmap
Keywords
π‘Multi-step problem
π‘Whole numbers
π‘Decimals
π‘Word problems
π‘Problem-solving strategies
π‘Higher order thinking skills
π‘Money
π‘Overtime pay
π‘Percentage
π‘Withholding tax
π‘Profit
Highlights
Introduction to multi-step problems involving whole numbers and decimals.
Explanation of four steps to solve word problems: understand, plan, solve, and check.
Mr. Fernandez's earnings calculation with regular and overtime pay.
Calculation of Lucy's annual savings based on her weekly earnings and savings rate.
Mrs. Bionz's annual actual pay after withholding tax deductions.
Clerk's pay calculation for overtime and holiday work with different rates.
Sarah's weekly earnings based on her daily work hours and hourly rate.
Customer's total payment for buying bananas and grapes at different prices and quantities.
Encouragement for students to think deeply and improve higher order thinking skills.
Emphasis on using appropriate problem-solving strategies and tools.
Importance of checking answers to ensure they make sense.
Practical application of mathematical operations in real-life scenarios.
Guidance on creating one's own word problems using given data.
Teacher's feedback and encouragement for students to learn and apply the lesson.
Invitation for students to subscribe, like, share, and follow for latest updates.
Use of music and visual cues to engage students and mark transitions in the lesson.
Transcripts
[Applause]
math
6 quarter
1 week
six milk
base let's learn
about multi-step problem involving whole
numbers and
decimals hello kids it's me teacher F
don't forget to
subscribe like
and
share and hit the notification Bell for
the latest video you can also follow my
Facebook page Teacher frel
[Music]
TV for today's lesson in math 6 we will
discuss about multi-step problem
involving whole numbers and
decimals for most essential learning
competencies so multi-step problems
involving multiplication and addition or
subtraction of decimals mixed decimals
and whole numbers including money using
appropriate problem solving strategies
and
tools after going through this lesson
you are expected to solve multi-step
problems involving multiplication and
addition or subtraction of decimals
mixed decimals and whole numbers
including m money using appropriate
problem solving strategies and
tools let us now proceed to our first
activity Learning test one enumerate the
four steps in solving simple problems
write the hidden questions for every
step what are the four steps in solving
word problems very good step one is to
understand first know what is asked
and second know what are the given
facts step two is to
plan know what operation to be used and
what is the number
sentence step three is to
solve what will be the solution and
write the answer and step four check and
look back see if your answer makes sense
write the complete answer so these are
the four steps in solving word
problems multi-step word problems are
combination of fundamental operations
which includes hidden
questions here you will be able to think
deeply and improve your higher order
thinking skills to solve the
problems learning test two solve the
given problems use the four steps in
solving word problem s a hidden question
should be incorporated in your answer
Write Your solution in your
notebook number one Mr Fernandez earns
28 pesos 50 centavos per hour as an
office clerk he earns 1 and 7500 times
as his regular rate for overtime his
regular work is 40 hours per week he
gets overtime pay if he works more than
40 hours how much is his total earning
if he works 45 hours in one week step
one understand the problem letter A what
is as in the problem the total earning
of Mr Fernandez for working 45 hours in
one week the hidden questions are his
total earning in working 40 hours and
the total overtime earning in 5
hours letter B what are the given facts
the given facts are 28 pesos 50 centavos
per hour 1 and 7500s times 40 hours per
week and 45 hours in 1 week second step
is to plan what operation to be used the
operation to be used are multiplication
and
addition what is the number sentence the
number sentence is 28 pesos 50 centavos
time 40 hours plus 1 and 7500 * 28 pesos
50 centavos * 5 days equal
n step three sove for the solution the
regular working hour is 28 pesos and 50
centavos * 40
equal
1,140 pesos
for overtime rate multiply
17500 times 28 PES and 50 centavos
equals 49 pesos 87 centavos Time 5 equal
249 pes4
centavos then add the earnings for
regular working hours in 5 days is
1,140 pesos plus the the overtime rate
the overtime rate is 249 pesos 40
centavos equals
1,389 pes4
centavos then write the answer the
answer is Mr Fernandez earned
1,389 pesos 40
centavos this is his total earning if he
works 45 hours in one week step four
check and look back so the regular
working hours is
1,140 pesos divided by 28 pesos 50
centavos equals 40 which is 40 hours the
overtime rate is 249 pesos 40 centavos
divided by 5 days equals 49 pesos and88
centavos 49 pesos and8 8 centavos ided
28 pesos 50 centavos equals
17500 then add
1,389 pes4 centavos minus 249 pesos 40
centavos
equals
1,140 pesos 40 centavos this answer is
the regular working hours for Monday to
Friday
number two Lucy earns
1,525 pesos a week she sets aside 15% of
this for savings how much does she save
in a year the hint is one year is
equivalent to 52 weeks step one
understand what is ask in the problem
the amount of her savings in a
year the hidden question is the amount
of her savings in a week what are the
given facts the given facts are
1,525 pesos a week
15% or equivalent to
1500s and one year is equivalent to 52
weeks step two plan what operation to be
used the operation to be used is
multiplication and what is the number
sentence the number sentence is
1,525 pesos *
1500s multip by 52 weeks equals
n now step three solve solution Savings
in a week
1,525 pesos * 1500
equal 228 pesos and 75
centavos now the Savings in a year 22 8
pesos 75 centavos multip by 52 weeks
equals
11,895 pesos now write the answer in a
Year Lucy saves
11,895
pesos step four check and look back
Savings in a week 228 pesos 75 cavos
divided by 1500s equal 1
1,525 pesos and the Savings in a year
11,895 pesos divided by 52 weeks
equals 228 p75
cavos number three Mrs bionz has a
monthly pay of 15,000 Pesos the
withholding tax from her monthly salary
is
5,275 p75
tabos what is the actual pay she
receives in a year step one understand
what is asking the problem the actual
pay of Mrs bones receives in a year the
hidden question the actual pay of Mrs
bionz in a month what are the
given 50,000 a month and
5,275 pesos 75 centavos withh holding
tax a month
step two plan what operation to be used
the operation to be used are
multiplication and
subtraction what is the number sentence
50,000 pesos minus
5,275 pesos and 75 centavos ultip by 12
= n now solve
solution monthly pay is 50,000 pesos
minus
5,275 p PES 75 cavos equals
44724 p25 centavos this is her monthly
pay the actual pay in a year is
44724 pesos 25 centavos multip by 12
months
equals 536,000
the actual pay she receives in a year is
536,000 pesos 25 centavos plus
5,275 p75 centavos equals 50,000 pesos
this is the monthly pay for Mrs
bionz next the pay in a year is 536,000
[Music]
[Music]
hours per week one and 1500s times the
regular rate for overtime and double the
regular for a holiday how much does the
clerk get if he works overtime for 3
hours and 5 hours on a holiday step one
understand what is as in the problem the
total amount of money the clerk gets for
working overtime in a holiday what are
the given 45 pesos and 50 per hour 40
hours per week 1 and 00s overtime rate
step two plan what operation to be used
the operation to be used are
multiplication and
addition what is the number
sentence 45 pesos 50 centavos * 40 plus
45 pesos 50 centavos Time 1 and 1500 * 3
+ 45 pesos 50 cavos * 2 * 5 =
n step three solve
solution 45 pesos 50 centavos * 40 equal
1,820 pesos next 45 PES and 50 centavos
* 1 and 1500s * 3 equal 2 204 p75
centavos this is the overtime pay and 45
pesos and 50 centavos * 2 * 5 = 455
pesos this is the holiday pay add the
following add
1,820 pesos + 204 pesos 75 Centos plus
455 pesos
equal 2,4 79 pesos 75 centavos now write
the answer the clerk will get the amount
of
2,479 p75
centavos now check and look back
2,479 p75 centavos minus 455 pesos equal
2,24 pesos 75
cavos then 224 pesos 75 centavos minus
204 p75 centavos equal
1,820
pesos number two Sarah works 8 and 510
hours a day from Monday to Friday and 6
and 7500s hours on Saturday if she paid
55 pesos and 25 centavos per hour how
much does she earn in a week step step
one understand what is say in the
problem the amount of money Sarah earn
in a week what are the given facts 55
pesos and 25 centavos per hour 8 and 510
hours Monday to Friday 6 and 75 hours on
Saturday step two is to
plan what operation to be used the
operation to be used are multiplication
and addition
what is the number sentence 8 and 51 * 5
+ 6 and
7500s multip by 55 pesos and 25 centavos
equal n step three solve the problem
solution 8 and 510 * 5 + 6 and 7500s =
49 and 2500 hours in a week now multiply
49 and 2500 hours * 55 pesos 25 centavos
equals
2,721 pesos and 625 centavos round this
up to the nearest hundreds now write the
answer Sarah earns
2721 pesos and6 centavos in a
week now check and look back
2721 1 pesos and6 centavos divided by 49
and
2500
equals 55 pesos and 25
centavos number three Mr paron sells
fruits in the market banana cost 25
pesos per kilog and grapes cost 180
pesos per kilg a customer bought 5 and
2500 kilos of banana and 3 and 7500 kog
of grapes how much will the customer pay
step one is to understand what is as in
the problem the total amount of customer
pay what are the given facts the given
facts are 25 pesos per kilog of banana
180 pesos per kilog of
grapes 5 and 2500 kilos of banana bot
and 3 and 75 100 kilos of grapes both
step two is to plan what operation to be
used the operation to be used are
multiplication and
addition what is the number sentence the
number sentence is 25 pesos * 5 and
2500s plus 180 pesos * 3 and
7500s equal n step three solve solution
25 pesos * 5 and 2500
equal 131 pesos and 25 centavos cost of
banana 180 pesos * 3 and 7500 equal
675 pesos cost of grapes then add 131
PES 25 cavos plus
675 pesos equal 86 pesos 25
centavos now write the
answer the customer will pay 8006 pesos
and 25
centavos step four check and look back
8006 pesos and 25 centavos minus 675
pesos
equal 131 pesos and 25 centavos for
banana next 86 pesos and 25 centavos
minus 131 pesos 25 centavos
equals
675 pesos for
grapes when the time that you have
mastered on how to solve problems and
can be able to analyze it you can an
problems as fast as you can without
using the steps if you can solve
problems critically we can also create
our own problem
and for learning task 4 Create a simple
problem using the given data solve and
write your answer in your notebook I'll
give you an example for number one for
number one the given data is 80
pineapples at 15 pesos and 25 centavos
each three pineapple got rotten sold the
rest at 20 pesos each amount of gain and
here is my
example mother bought 80 pieces of
pineapples at 15 pesos 25 centavos each
Tre pineapple got rotten she sold the
rest at 20 pesos each how much does she
gain if she sold the rest of the
pineapples create your own problem based
on the given data for number two 3 four
and five so kids do you understand our
lesson for today
wow good
job kids I hope you learn a lot from
this lesson until our next topic bye-bye
kids thanks for watching
[Music]
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