Proportions - Game #1

Front

What is a proportion?

Back

A proportion is an equation that states that two ratios are equal.

Front

How do you solve a proportion?

Back

To solve a proportion, cross-multiply the terms and then isolate the variable.

Front

What is the cross-multiplication method?

Back

The cross-multiplication method involves multiplying the numerator of one ratio by the denominator of the other ratio.

Front

If a/b = c/d, what is the value of ad and bc?

Back

If a/b = c/d, then ad = bc, meaning the cross products are equal.

Front

What is the first step in solving a proportion?

Back

The first step is to set the two ratios equal to each other.

Front

What does it mean if two ratios are equivalent?

Back

If two ratios are equivalent, they represent the same relationship between quantities.

Front

Solve for x: 2/x = 4/8

Back

x = 4.

Front

Solve for y: 3/y = 6/12

Back

y = 2.

Front

What is the relationship between fractions and proportions?

Back

Fractions can be expressed as proportions, where the numerator and denominator represent parts of a whole.

Front

How can proportions be used in real-life situations?

Back

Proportions can be used in recipes, scale models, and financial calculations to compare quantities.