Subtract 90/63 from 49/32, Solve 1 17/32

Subtract 90/63 from 49/32

1^st number: 1 17/32, 2^nd number: 1 27/63

49/32 - 90/63 is 23/224.

Find the least common denominator or LCM of the two denominators:
LCM of 32 and 63 is 2016

Next, find the equivalent fraction of both fractional numbers with denominator 2016
For the 1st fraction, since 32 × 63 = 2016,
49/32 = 49 × 63/32 × 63 = 3087/2016
Likewise, for the 2nd fraction, since 63 × 32 = 2016,
90/63 = 90 × 32/63 × 32 = 2880/2016
Subtract the two like fractions:
3087/2016 - 2880/2016 = 3087 - 2880/2016 = 207/2016
After reducing the fraction, the answer is 23/224

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