3rd Grade Math Review

Front

What is Perimeter?

Back

Perimeter is the total distance around the outside of a shape. It is calculated by adding the lengths of all the sides.

Front

If a rectangle has a length of 10 inches and a width of 5 inches, what is its area?

Back

Area = Length x Width = 10 inches x 5 inches = 50 square inches.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is the formula to find the area of a rectangle?

Back

Area = Length x Width.

Tags

CCSS.3.MD.C.7B

CCSS.4.MD.A.3

Front

What is a factor?

Back

A factor is a number that divides another number without leaving a remainder.

Tags

CCSS.4.OA.B.4

Front

What is a multiple?

Back

A multiple is the result of multiplying a number by an integer.

Front

What is the missing factor in the equation 36 = 9 x _____?

Back

4 (because 36 ÷ 9 = 4).

Tags

CCSS.3.OA.A.4

Front

What does the multiplication sentence 5 x 9 = 45 mean?

Back

It means that if you have 5 groups of 9, the total is 45.

Tags

CCSS.3.OA.A.1

Front

What is the difference between area and perimeter?

Back

Area measures the space inside a shape, while perimeter measures the distance around it.

Front

What is the perimeter of a square with a side length of 6 inches?

Back

Perimeter = 4 x Side Length = 4 x 6 inches = 24 inches.

Tags

CCSS.4.MD.A.3

Front

What is the value of 7 x 8?

Back

56.

Tags

CCSS.3.OA.C.7