1/a is the reciprocal of a
The sum of 1/2 and 2/5 is 9/10
2 and 1/2 would be 5/2 the reciprocal of 5/2 would be 2/5
no "to reciprocal" is meaningless. If you mean can you take a reciprocal of a fraction, then the reciprocal of 5/97, for example, is 97/5 in just the same way that the reciprocal of 2 (think of 2/1) is 1/2.
21/2 = 5/2 ⇒ reciprocal of 21/2 = 1 ÷ 5/2 = 2/5
1/a is the reciprocal of a
.5 or 50%
the reciprocal of 2/5 is 5/2
2/10
The reciprocal of 1 over 4 is 4 over 1. To get the reciprocal the numerator becomes the denominator and the denominator becomes the numerator.
5 < 8 1/2
The sum of 1/2 and 2/5 is 9/10
2 and 1/2 would be 5/2 the reciprocal of 5/2 would be 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.
Quotient of the reciprocal of ten twentieths and five = Quotient of the reciprocal of 10/20 and 5 = Quotient of the reciprocal of 1/2 and 5 = Quotient of 2 and 5 = 2/5 or 0.4
no "to reciprocal" is meaningless. If you mean can you take a reciprocal of a fraction, then the reciprocal of 5/97, for example, is 97/5 in just the same way that the reciprocal of 2 (think of 2/1) is 1/2.
21/2 = 5/2 ⇒ reciprocal of 21/2 = 1 ÷ 5/2 = 2/5