Subtract 7/63 from 54/30, Solve 1 24/30

Subtract 7/63 from 54/30

1^st number: 1 24/30, 2^nd number: 7/63

54/30 - 7/63 is 76/45.

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,
54/30 = 54 × 21/30 × 21 = 1134/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
7/63 = 7 × 10/63 × 10 = 70/630
Subtract the two like fractions:
1134/630 - 70/630 = 1134 - 70/630 = 1064/630
After reducing the fraction, the answer is 76/45
In mixed form: 131/45

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