PPL 1 PPG DALJAB 2022 - MATEMATIKA || UNIVERSITAS SYIAH KUALA

Summary

In this engaging classroom video, Evi Nur Aprianti, a mathematics teacher at SMP Darut Tauhid Boarding School in Bandung, introduces students to the concept of social arithmetic, focusing on discounts. The lesson explores how to calculate discounted prices and determine the percentage of discounts, making it practical for students to apply while shopping. Through interactive group activities, students work with real-life scenarios, such as launching a product with a discount. The lesson emphasizes the importance of budgeting, calculating savings, and making informed purchasing decisions. The session concludes with a review of key takeaways and the value of learning these skills.

Takeaways

• 😀 The speaker, Evi Nur Aprianti, is a mathematics teacher at SMP Darut Tauhid Boarding School in Bandung, currently studying for a teaching profession at Universitas Syah Kuala Banda Aceh.
• 😀 The lesson topic being discussed is related to social arithmetic, specifically focusing on calculating discounts in real-world shopping scenarios.
• 😀 The class starts with a greeting and a prayer before transitioning to the lesson, emphasizing the importance of positive attitude and focus for the students.
• 😀 The class reviews previous topics, such as buying prices, selling prices, and basic price-related calculations.
• 😀 The concept of 'discount' is introduced and explained as a price reduction, with a focus on its application in real-life shopping, such as sales at stores.
• 😀 The learning objectives include understanding how to calculate the selling price after a discount, determine discount percentages, and compare different discount options.
• 😀 The class is organized into peer tutoring groups where students collaborate to solve problems and create promotional posters for imaginary businesses.
• 😀 Students are tasked with determining the basic and selling prices for their products, applying appropriate discount rates, and calculating the final price after the discount is applied.
• 😀 A real-world scenario is provided where students calculate the final price of an item (a shirt or bag) after a discount, with a focus on understanding the percentage calculations involved.
• 😀 The lesson encourages students to use their new knowledge of discounts to make informed shopping decisions and compare the best offers, developing both mathematical and practical skills.

Q & A

What is the main subject of the lesson being taught in the video?

The main subject of the lesson is mathematics, specifically social arithmetic, with a focus on understanding and calculating discounts.

What is the purpose of learning about discounts in this lesson?

The purpose is to help students understand how discounts work in real-life situations, enabling them to calculate discounted prices and make informed purchasing decisions.

What activity does the teacher ask the students to do in groups?

The teacher asks students to create a business plan for a new product, including setting a base price, a selling price, and applying a discount. Students must then calculate the discount and present their promotional poster.

What is the role of the students in the group activity?

The students are required to collaborate as a group, determine the price of their product, calculate the discount, and create a promotional poster for the product. They must also calculate the percentage of the discount.

How does the teacher help students prepare for calculating discounts?

The teacher reviews key concepts like the cost price and selling price, then introduces the idea of discount as a price reduction. The teacher explains the process of calculating the discounted price and percentage discount.

What real-life scenario is used to explain the concept of a discount?

A scenario in which a student is shopping for a t-shirt at a store with a 70% discount is used to explain the concept of calculating discounts and understanding how to apply them to real purchases.

What is the benefit of learning how to calculate discounts, according to the teacher?

The benefit is that students will become more aware of how to shop wisely, avoid unnecessary spending, and make better financial decisions, especially when dealing with discounts during shopping.

How do the students demonstrate their understanding of the lesson's material?

Students demonstrate their understanding by completing worksheets, collaborating on group activities, and presenting their promotional posters with correct calculations and explanations of the discounts.

What was the main task students had to complete in the second group activity?

In the second group activity, students read a comic-based story problem, extracted the relevant information, and then filled out a table with the known details and performed calculations on the discount and price changes.

How does the teacher encourage students to engage with the material?

The teacher encourages engagement by making the lesson interactive, using group activities, and introducing real-world examples, such as shopping discounts, to make the lesson more relatable and interesting.