Subtract 42/63 from 56/30, Solve 1 26/30

Subtract 42/63 from 56/30

1^st number: 1 26/30, 2^nd number: 42/63

56/30 - 42/63 is 6/5.

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,
56/30 = 56 × 21/30 × 21 = 1176/630
Likewise, for the 2nd fraction, since 63 × 10 = 630,
42/63 = 42 × 10/63 × 10 = 420/630
Subtract the two like fractions:
1176/630 - 420/630 = 1176 - 420/630 = 756/630
After reducing the fraction, the answer is 6/5
In mixed form: 11/5

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