Convert the mixed number to an improper fraction and then find the reciprocal (by turning it upside down):
2 7/10 = (2×10+7)/10 = 27/10
→ (2 7/10)⁻¹ = (27/10)⁻¹ = 10/27
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The reciprocal of 18/7 is 7/18.
The reciprocal of 7 is 1/7 The reciprocal of an integer a is the fraction 1/a
7/10 x 10/7 =7/7 which is 1 whole
The reciprocal of 7/10 is 1/(7/10) = 10/7
3/7 Explanation: 2 1/3 = 7/3 and reciprocal of 7/3 is 3/7.