Subtract 28/63 from 15/6, Solve 2 3/6

Subtract 28/63 from 15/6

1^st number: 2 3/6, 2^nd number: 28/63

15/6 - 28/63 is 37/18.

Find the least common denominator or LCM of the two denominators:
LCM of 6 and 63 is 126

Next, find the equivalent fraction of both fractional numbers with denominator 126
For the 1st fraction, since 6 × 21 = 126,
15/6 = 15 × 21/6 × 21 = 315/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
28/63 = 28 × 2/63 × 2 = 56/126
Subtract the two like fractions:
315/126 - 56/126 = 315 - 56/126 = 259/126
After reducing the fraction, the answer is 37/18
In mixed form: 21/18

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