Subtract 6/84 from 25/90, Solve 25/90

Subtract 6/84 from 25/90

25/90 - 6/84 is 13/63.

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 84 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 90 × 14 = 1260,
25/90 = 25 × 14/90 × 14 = 350/1260
Likewise, for the 2nd fraction, since 84 × 15 = 1260,
6/84 = 6 × 15/84 × 15 = 90/1260
Subtract the two like fractions:
350/1260 - 90/1260 = 350 - 90/1260 = 260/1260
After reducing the fraction, the answer is 13/63

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