Ratios, Equivalent Ratios, Ratio Tables

Front

What is a ratio?

Back

A ratio is a comparison of two quantities, showing the relative size of one quantity to another.

Front

How do you express a ratio?

Back

A ratio can be expressed in three ways: using a colon (e.g., 3:2), as a fraction (e.g., 3/2), or in words (e.g., 3 to 2).

Front

What is an equivalent ratio?

Back

Equivalent ratios are ratios that express the same relationship between quantities, even if the numbers are different (e.g., 1:2 is equivalent to 2:4).

Front

How can you find equivalent ratios?

Back

You can find equivalent ratios by multiplying or dividing both terms of the ratio by the same non-zero number.

Front

What is a ratio table?

Back

A ratio table is a table that displays pairs of numbers that form equivalent ratios.

Front

If the ratio of cars to SUVs is 5:2 and there are 70 vehicles total, how many cars are there?

Back

There are 50 cars.

Front

In a ratio of 3 to 18, what is the total number of parts?

Back

The total number of parts is 3 + 18 = 21.

Front

How do you simplify a ratio?

Back

To simplify a ratio, divide both terms by their greatest common divisor (GCD).

Front

What is the relationship between ratios and fractions?

Back

Ratios can be expressed as fractions, and they represent the same concept of comparison between two quantities.

Front

If a ratio is 4:5, what is the equivalent ratio if both terms are multiplied by 3?

Back

The equivalent ratio is 12:15.