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Maths Exercices

Reciprocals


One number is the reciprocal of another if their product is 1.

The reciprocal of is since

The reciprocal of a fraction is obtained by interchanging the numerator and the denominator, i.e. by inverting the fraction.

Find the reciprocal of

Solution:
The reciprocal of is


Find the reciprocal of 20

Solution:
The reciprocal of 20 is


Find the reciprocal of
Solution: