Multiply & Divide Whole Numbers

Front

What is multiplication?

Back

Multiplication is a mathematical operation that represents the repeated addition of a number. For example, 3 x 4 means adding 3 four times (3 + 3 + 3 + 3 = 12).

Tags

CCSS.3.OA.A.1

Front

What is division?

Back

Division is a mathematical operation that represents the process of splitting a number into equal parts. For example, 12 ÷ 3 means splitting 12 into 3 equal parts, which equals 4.

Tags

CCSS.3.OA.A.2

Front

What does the term 'remainder' mean in division?

Back

A remainder is the amount left over after division when one number cannot be divided evenly by another. For example, in 13 ÷ 4, the quotient is 3 and the remainder is 1.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Front

What is the quotient in a division problem?

Back

The quotient is the result of dividing one number by another. For example, in 20 ÷ 5, the quotient is 4.

Tags

CCSS.3.OA.A.2

Front

How do you check your division answer?

Back

You can check your division answer by multiplying the quotient by the divisor and adding the remainder (if any). For example, for 13 ÷ 4, check by doing 3 x 4 + 1 = 13.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations. This means that if you know one operation, you can use it to find the other. For example, if 4 x 3 = 12, then 12 ÷ 4 = 3.

Tags

CCSS.4.NBT.B.6

Front

What is a whole number?

Back

Whole numbers are non-negative numbers without fractions or decimals. They include 0, 1, 2, 3, and so on.

Front

What is the process of long division?

Back

Long division is a method for dividing larger numbers by breaking the problem down into simpler steps, involving dividing, multiplying, subtracting, and bringing down the next digit.

Tags

CCSS.5.NBT.B.6

CCSS.6.NS.B.2

Front

What is the importance of estimating in division?

Back

Estimating helps you predict the answer before calculating, making it easier to check if your final answer is reasonable.

Front

What is a divisor?

Back

A divisor is a number by which another number is divided. For example, in 20 ÷ 5, 5 is the divisor.

Tags

CCSS.4.OA.B.4