Subtract 30/63 from 49/80, Solve 49/80

Subtract 30/63 from 49/80

49/80 - 30/63 is 229/1680.

Find the least common denominator or LCM of the two denominators:
LCM of 80 and 63 is 5040

Next, find the equivalent fraction of both fractional numbers with denominator 5040
For the 1st fraction, since 80 × 63 = 5040,
49/80 = 49 × 63/80 × 63 = 3087/5040
Likewise, for the 2nd fraction, since 63 × 80 = 5040,
30/63 = 30 × 80/63 × 80 = 2400/5040
Subtract the two like fractions:
3087/5040 - 2400/5040 = 3087 - 2400/5040 = 687/5040
After reducing the fraction, the answer is 229/1680

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