Verified Answer :

72 is the whole number. and 1/10 is the fraction
so the fraction form is 72 1/10

72.1 = 72.1 / 1

Numerator = 72.1 × 10 = 721
Denominator = 1 × 10 = 10

Numerator / Denominator = 721 / 10

= 721/10

= 72  1/10

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