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Unit prices and best buys
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Learn it Compare unit prices: divide the price by the number of items (or grams, mL). The lower unit price is the better buy.
Example: 4 juice boxes for $\$3.00$ or 6 for $\$4.20$?
- $3.00 \div 4 = 0.75$ per box.
- $4.20 \div 6 = 0.70$ per box.
- 6 for $\$4.20$ is the better buy.
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