Multiplicative Inverse Practice

The multiplicative inverse (or reciprocal) of a number a is the number x such that:

a⋅x=1

So the multiplicative inverse of a is 1/a.

Task: Find the multiplicative inverse of each number below.

1. 5 1/5

2. 2/33/2

3. −4(-1)/4

4. 7/22/7

5. 0.25 1/4

More Practice: Find the multiplicative inverse of each number below.

6. 8 1/8

7. 3/55/3

8. −1/6-6

9. 12 1/12

10. 9/44/9

11. −7 -1/7

12. 0.1 1/10

13. 5/88/5

14. 100 1/100

15. −4/3 -3/4