Subtract 4/54 from 35/21, Solve 1 14/21

Subtract 4/54 from 35/21

1^st number: 1 14/21, 2^nd number: 4/54

35/21 - 4/54 is 43/27.

Find the least common denominator or LCM of the two denominators:
LCM of 21 and 54 is 378

Next, find the equivalent fraction of both fractional numbers with denominator 378
For the 1st fraction, since 21 × 18 = 378,
35/21 = 35 × 18/21 × 18 = 630/378
Likewise, for the 2nd fraction, since 54 × 7 = 378,
4/54 = 4 × 7/54 × 7 = 28/378
Subtract the two like fractions:
630/378 - 28/378 = 630 - 28/378 = 602/378
After reducing the fraction, the answer is 43/27
In mixed form: 116/27

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