Equivalent Ratios and Rates

Objective:

Learn to find Equivalent Ratios and Rates.

Equivalent Ratios and Rates

You can find equivalent ratios and rates the same way as you find equivalent fractions- by multiplying or dividing both parts of the ratio or rate by the same number.

For example: 3 bones is equivalent to 6 bones 1 ear 2 ears

Example: Find 2 ratios equivalent to 9 15Steps: Multiply or divide the numerator and denominator by the same number.

9 × 2 = 1815 × 2 = 30

9 ÷ 3 = 315 ÷ 3 = 5

Your Examples: 1. Find 2 rates equivalent to 420 beats 4 minutes

2. Find 2 ratios equivalent to 6 14

Homework: Multiply and divide to find 2 ratios equivalent to each ratio. 1. 6 9

2. 10 14

3. 15 20

4. 22 24

5. 25 35

6. 27 45

7. 36 54

8. 40 75

9. 64 80

10. 12 15