Subtract 30/63 from 27/6, Solve 4 3/6

Subtract 30/63 from 27/6

1^st number: 4 3/6, 2^nd number: 30/63

27/6 - 30/63 is 169/42.

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,
27/6 = 27 × 21/6 × 21 = 567/126
Likewise, for the 2nd fraction, since 63 × 2 = 126,
30/63 = 30 × 2/63 × 2 = 60/126
Subtract the two like fractions:
567/126 - 60/126 = 567 - 60/126 = 507/126
After reducing the fraction, the answer is 169/42
In mixed form: 41/42

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