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Ratios and proportions
- Identify equivalent ratios
- Equivalent ratios: find the missing number
- Unit rates
- Unit prices
- Solve proportions: word problems
- Scale drawings and scale factors
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Equivalent ratios: find the missing number
Fill in the missing number to complete the proportion.
1 to
= 4 to 20
Write 4 to 20 as a fraction. Then write an equivalent fraction with 1 as the numerator.
1 to 5 = 4 to 20
Fill in the missing number to complete the proportion.
5
=
5
4