7th Grade Math Review

Front

Solve for x: 2x + 4 = 16

Back

x = 6

Front

What is the ratio of 12 girls to 16 boys in simplest form?

Back

3/4

Front

If Mrs. Jones has 1 cup of milk and pours out 1/3, how much is left?

Back

2/3

Front

Solve the proportion: 4/8 = x/16

Back

x = 8

Front

Solve the proportion: 2/11 = 38/x

Back

x = 209

Front

What is the definition of a ratio?

Back

A ratio is a comparison of two quantities by division.

Front

What is the definition of a proportion?

Back

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

Front

What is the formula for finding the area of a rectangle?

Back

Area = length × width

Front

What is the formula for finding the perimeter of a rectangle?

Back

Perimeter = 2(length + width)

Front

What is the definition of a fraction?

Back

A fraction represents a part of a whole and is expressed as a/b, where a is the numerator and b is the denominator.