如何计算Unit Rate

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A unit rate expresses a ratio with a denominator of 1 — the rate per single unit. Examples: miles per hour, price per pound, steps per minute. Unit rates allow direct comparison between different quantities.

分步指南

1. 1Unit rate = total quantity / total units
2. 2Price per unit: $12 for 4 items → $3/item
3. 3Speed: 180 miles in 3 hours → 60 mph
4. 4Finding better value: compare unit prices

例题解析