Ratios & Ratio Tables

Front

What is a ratio?

Back

A ratio is a comparison of two quantities by division, showing how many times one value contains or is contained within the other.

Front

How do you solve a proportion?

Back

To solve a proportion, cross-multiply the terms and set the products equal to each other, then solve for the unknown variable.

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios, helping to visualize the relationship between the quantities.

Front

Back

c = 8

Front

What is the missing value in the ratio 3:x = 1:7?

Back

x = 21

Front

How do you find a missing value in a ratio table?

Back

To find a missing value in a ratio table, use equivalent ratios or proportions to calculate the unknown value.

Front

What does it mean if two ratios are equivalent?

Back

Two ratios are equivalent if they represent the same relationship between quantities, meaning they simplify to the same fraction.

Front

If a:b = 3:4, what is the value of a if b = 12?

Back

a = 9

Front

What is the missing number in the ratio table: 72, ?, 90?

Back

The missing number is 76.

Front

If a:b = 1:3, what is b if a = 36?

Back

b = 108.