Subtract 30/36 from 48/21, Solve 2 6/21

Subtract 30/36 from 48/21

1^st number: 2 6/21, 2^nd number: 30/36

48/21 - 30/36 is 61/42.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 36 is 252

Next, find the equivalent fraction of both fractional numbers with denominator 252
For the 1st fraction, since 21 × 12 = 252,
48/21 = 48 × 12/21 × 12 = 576/252
Likewise, for the 2nd fraction, since 36 × 7 = 252,
30/36 = 30 × 7/36 × 7 = 210/252
Subtract the two like fractions:
576/252 - 210/252 = 576 - 210/252 = 366/252
After reducing the fraction, the answer is 61/42
In mixed form: 119/42

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