Subtract 27/21 from 60/3, Solve 20 0/3

Subtract 27/21 from 60/3

1^st number: 20 0/3, 2^nd number: 1 6/21

60/3 - 27/21 is 131/7.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 21 is 21

Next, find the equivalent fraction of both fractional numbers with denominator 21
For the 1st fraction, since 3 × 7 = 21,
60/3 = 60 × 7/3 × 7 = 420/21
Likewise, for the 2nd fraction, since 21 × 1 = 21,
27/21 = 27 × 1/21 × 1 = 27/21
Subtract the two like fractions:
420/21 - 27/21 = 420 - 27/21 = 393/21
After reducing the fraction, the answer is 131/7
In mixed form: 185/7

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