Subtract 5/27 from 42/35, Solve 1 7/35

Subtract 5/27 from 42/35

1^st number: 1 7/35, 2^nd number: 5/27

42/35 - 5/27 is 137/135.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 27 is 945

Next, find the equivalent fraction of both fractional numbers with denominator 945
For the 1st fraction, since 35 × 27 = 945,
42/35 = 42 × 27/35 × 27 = 1134/945
Likewise, for the 2nd fraction, since 27 × 35 = 945,
5/27 = 5 × 35/27 × 35 = 175/945
Subtract the two like fractions:
1134/945 - 175/945 = 1134 - 175/945 = 959/945
After reducing the fraction, the answer is 137/135
In mixed form: 12/135

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