Subtract 21/9 from 48/14, Solve 3 6/14

Subtract 21/9 from 48/14

1^st number: 3 6/14, 2^nd number: 2 3/9

48/14 - 21/9 is 23/21.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 9 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 14 × 9 = 126,
48/14 = 48 × 9/14 × 9 = 432/126
Likewise, for the 2nd fraction, since 9 × 14 = 126,
21/9 = 21 × 14/9 × 14 = 294/126
Subtract the two like fractions:
432/126 - 294/126 = 432 - 294/126 = 138/126
After reducing the fraction, the answer is 23/21
In mixed form: 12/21

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