Subtract 30/84 from 6/35, Solve 6/35

Subtract 30/84 from 6/35

6/35 - 30/84 is -13/70.

Find the least common denominator or LCM of the two denominators:
LCM of 35 and 84 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 35 × 12 = 420,
6/35 = 6 × 12/35 × 12 = 72/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
30/84 = 30 × 5/84 × 5 = 150/420
Subtract the two like fractions:
72/420 - 150/420 = 72 - 150/420 = -78/420
After reducing the fraction, the answer is -13/70

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