3rd Grade Math Review

Front

What is the formula to calculate the perimeter of a rectangle?

Back

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

Front

How do you calculate the area of a rectangle?

Back

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

Front

What is the area of a rectangle with a length of 12 feet and a width of 4 feet?

Back

The area is 48 square feet (12 ft × 4 ft = 48 sq ft).

Front

If a rectangle has a perimeter of 22 feet and one side is 6 feet, what is the length of the other side?

Back

The other side is 5 feet (P = 2(length + width) => 22 = 2(6 + width) => width = 5 ft).

Front

What does the fraction 3/8 represent in terms of parts of a whole?

Back

The fraction 3/8 represents 3 parts out of a total of 8 equal parts.

Front

How do you convert a fraction to a decimal?

Back

To convert a fraction to a decimal, divide the numerator by the denominator.

Front

What is the product of two numbers?

Back

The product of two numbers is the result of multiplying them together.

Front

What is the product of 7 and 8?

Back

The product of 7 and 8 is 56.

Front

How do you find the area of a square?

Back

The area of a square is calculated using the formula: Area = side × side.

Front

What is the relationship between multiplication and area?

Back

Multiplication is used to calculate area by multiplying the length and width of a shape.