Subtract 30/63 from 8/35, Solve 8/35

Subtract 30/63 from 8/35

8/35 - 30/63 is -26/105.

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

Next, find the equivalent fraction of both fractional numbers with denominator 315
For the 1st fraction, since 35 × 9 = 315,
8/35 = 8 × 9/35 × 9 = 72/315
Likewise, for the 2nd fraction, since 63 × 5 = 315,
30/63 = 30 × 5/63 × 5 = 150/315
Subtract the two like fractions:
72/315 - 150/315 = 72 - 150/315 = -78/315
After reducing the fraction, the answer is -26/105

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