Subtract 4/35 from 75/63, Solve 1 12/63

Subtract 4/35 from 75/63

1^st number: 1 12/63, 2^nd number: 4/35

75/63 - 4/35 is 113/105.

Find the least common denominator or LCM of the two denominators:
LCM of 63 and 35 is 315

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 63 × 5 = 315,
75/63 = 75 × 5/63 × 5 = 375/315
Likewise, for the 2nd fraction, since 35 × 9 = 315,
4/35 = 4 × 9/35 × 9 = 36/315
Subtract the two like fractions:
375/315 - 36/315 = 375 - 36/315 = 339/315
After reducing the fraction, the answer is 113/105
In mixed form: 18/105

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