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Grade 8 · Financial Literacy

Financial Literacy — Best Buys

Which is the better deal — 750 g for 4.50or1.2kgfor4.50 or 1.2 kg for 6.80? Best-buy problems turn proportional reasoning into a daily-life skill. Students compute unit prices, weigh coupons and bulk discounts, and discover that the larger package is not always cheaper per gram.

LESSON VIDEO
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Lesson video
A short walkthrough to play in class or assign for flipped/at-home viewing.
WHAT STUDENTS WILL LEARN
✓Calculate unit prices and unit rates from prices and quantities
✓Compare options to determine the best buy
✓Use coupons, bulk pricing, and proportions to compare value
✓Justify a purchasing decision with mathematical reasoning