21/2 = 5/2
⇒ reciprocal of 21/2 = 1 ÷ 5/2
= 2/5
Two and a half equals five halves so its reciprocal is 2/5 or two-fifths
The reciprocal of 12 and one half is one over 12 and one half, or simply, 1/12.5.
2
The reciprocal of 2 is 1/2 (one-half). The reciprocal of any number is 1/number. Simply stated: The reciprocal of any number is the inverse of that number. Let some number, any number, be represented by 'a'. The reciprocal of 'a' is 1/'a'.
2/3
The reciprocal of two thirds is three halves - which is one and a half (1.5).
Two and a half equals five halves so its reciprocal is 2/5 or two-fifths
The reciprocal of 12 and one half is one over 12 and one half, or simply, 1/12.5.
2
The reciprocal of 2 is 1/2 (one-half). The reciprocal of any number is 1/number. Simply stated: The reciprocal of any number is the inverse of that number. Let some number, any number, be represented by 'a'. The reciprocal of 'a' is 1/'a'.
2/3
2/3
To divide four sevenths by one half, you can multiply four sevenths by the reciprocal of one half. The reciprocal of one half is two, so the calculation becomes ( \frac{4}{7} \times 2 = \frac{8}{7} ). Therefore, four sevenths divided by one half equals eight sevenths, which can also be expressed as 1 and 1/7.
2/15
2/1
2/5
2/7