Multiplication and Division with Strip Diagrams

Front

What is multiplication?

Back

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

Front

What is division?

Back

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

Front

What is a strip diagram?

Back

A strip diagram is a visual representation used to show the relationship between numbers in a problem. It helps to visualize multiplication and division.

Front

How do you find the total number of items in equal groups?

Back

To find the total number of items in equal groups, multiply the number of groups by the number of items in each group. For example, 5 groups of 3 items each is 5 × 3 = 15.

Front

What equation can be used to find the number of items left after some are taken away?

Back

To find the number of items left after some are taken away, use the equation: Total items - Items taken = Items left.

Front

If a store has 7 containers with 8 apples each, how many apples are there in total?

Back

7 × 8 = 56 apples.

Front

What does the equation G = 315 ÷ 7 represent?

Back

This equation represents how many gluesticks are put in each tub when 315 gluesticks are divided into 7 tubs.

Front

What is the purpose of using equations in word problems?

Back

Equations help to translate a word problem into a mathematical form that can be solved.

Front

How can you check if your answer to a division problem is correct?

Back

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

Front

What is the relationship between multiplication and division?

Back

Multiplication and division are inverse operations. If a × b = c, then c ÷ b = a.