Subtract 35/63 from 49/90, Solve 49/90

Subtract 35/63 from 49/90

49/90 - 35/63 is -1/90.

Find the least common denominator or LCM of the two denominators:
LCM of 90 and 63 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 90 × 7 = 630,
49/90 = 49 × 7/90 × 7 = 343/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
35/63 = 35 × 10/63 × 10 = 350/630
Subtract the two like fractions:
343/630 - 350/630 = 343 - 350/630 = -7/630
After reducing the fraction, the answer is -1/90

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