Relate Division to Multiplication

Front

What is the relationship between division and multiplication?

Back

Division is the inverse operation of multiplication. For example, if 6 x 5 = 30, then 30 ÷ 6 = 5.

Front

If 36 ÷ _____ = 6, what is the missing number?

Back

6

Front

Write the related multiplication fact for 36 ÷ 6 = 6.

Back

6 x 6 = 36.

Front

What is the unknown number in the equation 3 x n = 45?

Back

n = 15.

Front

How do you find the unknown in a multiplication equation?

Back

You can use division. For example, if 3 x n = 45, then n = 45 ÷ 3.

Front

If Julian places 8 books on each shelf and shelves 32 books, how many shelves does he need?

Back

4 shelves.

Front

What is the equation to find the number of shelves if you know the total books and books per shelf?

Back

Total books ÷ Books per shelf = Number of shelves.

Front

If 6 x k = 18, what is k?

Back

k = 3.

Front

How can you check your answer for k in the equation 6 x k = 18?

Back

Multiply 6 by your answer for k. If it equals 18, your answer is correct.

Front

There are 15 cats and 5 cages. How many cats are in each cage?

Back

3 cats.