Multiplication and Division Within 100 Pre-assessment

Front

What is multiplication?

Back

Multiplication is a mathematical operation where a number is added to itself a certain number of times. For example, 3 multiplied by 4 (3 x 4) means adding 3 four times: 3 + 3 + 3 + 3 = 12.

Front

What is division?

Back

Division is a mathematical operation where a number is split into equal parts. For example, 12 divided by 3 (12 ÷ 3) means splitting 12 into 3 equal groups, which equals 4.

Front

What does the equation 56 ÷ n = 8 represent?

Back

This equation shows that when 56 is divided into n groups, each group has 8 items. To find n, you can multiply: n = 56 ÷ 8.

Front

How do you find the total number of items when you know the number of groups and items per group?

Back

You multiply the number of groups by the number of items in each group. For example, if there are 6 groups and each has 5 items, the total is 6 x 5 = 30.

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations. If you know that 4 x 5 = 20, you can also say that 20 ÷ 5 = 4.

Front

If Paul has 49 pieces of candy and gives them to 7 kids, how many pieces does each kid get?

Back

Each kid gets 49 ÷ 7 = 7 pieces of candy.

Front

What is a division equation?

Back

A division equation shows how a total is split into equal parts. For example, 20 ÷ 4 = 5 means 20 is divided into 4 equal parts, each part is 5.

Front

How can you check your division answer?

Back

You can check your division answer by multiplying the quotient by the divisor. If the product equals the dividend, your answer is correct.

Front

What does it mean to split items evenly among friends?

Back

It means to divide the total number of items by the number of friends so that each friend gets the same amount.

Front

If Marcus wants each of his 12 friends to have 6 shells, how many shells does he need?

Back

Marcus needs 12 x 6 = 72 shells.