Subtract 6/63 from 90/16, Solve 5 10/16

Subtract 6/63 from 90/16

1^st number: 5 10/16, 2^nd number: 6/63

90/16 - 6/63 is 929/168.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 63 is 1008

Next, find the equivalent fraction of both fractional numbers with denominator 1008
For the 1st fraction, since 16 × 63 = 1008,
90/16 = 90 × 63/16 × 63 = 5670/1008
Likewise, for the 2nd fraction, since 63 × 16 = 1008,
6/63 = 6 × 16/63 × 16 = 96/1008
Subtract the two like fractions:
5670/1008 - 96/1008 = 5670 - 96/1008 = 5574/1008
After reducing the fraction, the answer is 929/168
In mixed form: 589/168

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