7th Grade Math Review

Front

What is the formula for the volume of a rectangular prism?

Back

Volume = length × width × height.

Front

How do you find the ratio of two quantities?

Back

Divide the first quantity by the second and simplify if possible.

Front

What is sales tax?

Back

A percentage of the purchase price added to the total cost.

Front

What is the formula for the circumference of a circle?

Back

Circumference = 2 × π × radius.

Front

How do you calculate the percentage decrease in price?

Back

Percentage decrease = (original price - new price) / original price × 100.

Front

What is the difference between area and volume?

Back

Area measures the surface of a shape, while volume measures the space inside a 3D object.

Front

What does it mean to round a number?

Back

To adjust a number to the nearest specified value, often to simplify calculations.

Front

What is a ratio?

Back

A comparison of two quantities expressed as a fraction.

Front

How do you convert a fraction to a percentage?

Back

Divide the numerator by the denominator and multiply by 100.

Front

What is the formula for the area of a circle?

Back

Area = π × radius².