4th Grade Math Review

Front

What is the formula for the perimeter of a rectangle?

Back

The perimeter (P) of a rectangle is calculated using the formula: P = 2(length + width).

Front

If a rectangle has a length of 6 inches and a perimeter of 26 inches, how do you find the width?

Back

To find the width, use the perimeter formula: 26 = 2(6 + width). Solve for width: width = 26/2 - 6 = 7 inches.

Front

What is the formula for the area of a rectangle?

Back

The area (A) of a rectangle is calculated using the formula: A = length × width.

Front

If a rectangular garden has a length of 6 inches and a width of 7 inches, what is its area?

Back

Area = 6 inches × 7 inches = 42 square inches.

Front

How do you divide a total number of items equally among a group?

Back

To divide items equally, divide the total number of items by the number of groups.

Front

If Charlie has 36 bags of shirts with 12 shirts in each bag, how many shirts does he have in total?

Back

Total shirts = 36 bags × 12 shirts/bag = 432 shirts.

Front

How many shirts will each student receive if Charlie splits 432 shirts among 24 students?

Back

Each student receives = 432 shirts ÷ 24 students = 18 shirts.

Front

What is a quotient in division?

Back

The quotient is the result of dividing one number by another.

Front

Back

The quotient is 28.

Front

What does it mean to sell a fraction of a quantity?

Back

Selling a fraction means to sell a part of the total quantity, calculated by multiplying the total by the fraction.