4th grade math review

Front

What is division?

Back

Division is the process of splitting a number into equal parts. For example, 12 ÷ 3 = 4 means that 12 is split into 3 equal parts, each part is 4.

Front

What does 'remainder' mean in division?

Back

A remainder is the amount left over after division when the numbers cannot be divided evenly. For example, in 10 ÷ 3, the quotient is 3 and the remainder is 1.

Front

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

Back

The perimeter of a rectangle is found by adding the lengths of all four sides. The formula is P = 2(length + width).

Front

What is the perimeter of a square?

Back

The perimeter of a square is found by adding all four equal sides. The formula is P = 4 × side length.

Front

What is a pattern in math?

Back

A pattern is a sequence that follows a specific rule. For example, in the pattern 2, 4, 6, 8, the rule is to add 2 each time.

Front

How do you round a number to the nearest hundred?

Back

To round a number to the nearest hundred, look at the tens digit. If it is 5 or more, round up. If it is 4 or less, round down.

Front

What is subtraction?

Back

Subtraction is the process of taking one number away from another. For example, 10 - 4 = 6 means you take 4 away from 10.

Front

What is addition?

Back

Addition is the process of combining two or more numbers to get a total. For example, 3 + 5 = 8 means you combine 3 and 5 to get 8.

Front

What is multiplication?

Back

Multiplication is the process of adding a number to itself a certain number of times. For example, 4 × 3 means adding 4 three times: 4 + 4 + 4 = 12.

Front

What is a number pattern?

Back

A number pattern is a sequence of numbers that follow a specific rule or formula. For example, doubling each number: 1, 2, 4, 8, 16.