Subtract 6/63 from 48/30, Solve 1 18/30

Subtract 6/63 from 48/30

1^st number: 1 18/30, 2^nd number: 6/63

48/30 - 6/63 is 158/105.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 63 is 630

Next, find the equivalent fraction of both fractional numbers with denominator 630
For the 1st fraction, since 30 × 21 = 630,
48/30 = 48 × 21/30 × 21 = 1008/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
6/63 = 6 × 10/63 × 10 = 60/630
Subtract the two like fractions:
1008/630 - 60/630 = 1008 - 60/630 = 948/630
After reducing the fraction, the answer is 158/105
In mixed form: 153/105

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