2
2/5
21/2 = 5/2 ⇒ reciprocal of 21/2 = 1 ÷ 5/2 = 2/5
The reciprocal of 12 and one half is one over 12 and one half, or simply, 1/12.5.
2/3
2
2/5
2/5
The reciprocal of any integer n is equal to 1/n. In this instance, the reciprocal of 2 is equal to 1/2 or one half.
2/15
2/7
2/1
21/2 = 5/2 ⇒ reciprocal of 21/2 = 1 ÷ 5/2 = 2/5
The reciprocal of 12 and one half is one over 12 and one half, or simply, 1/12.5.
2/15
2/3
2/7