Subtract 7/63 from 25/20, Solve 1 5/20

Subtract 7/63 from 25/20

1^st number: 1 5/20, 2^nd number: 7/63

25/20 - 7/63 is 41/36.

Find the least common denominator or LCM of the two denominators:
LCM of 20 and 63 is 1260

Next, find the equivalent fraction of both fractional numbers with denominator 1260
For the 1st fraction, since 20 × 63 = 1260,
25/20 = 25 × 63/20 × 63 = 1575/1260
Likewise, for the 2nd fraction, since 63 × 20 = 1260,
7/63 = 7 × 20/63 × 20 = 140/1260
Subtract the two like fractions:
1575/1260 - 140/1260 = 1575 - 140/1260 = 1435/1260
After reducing the fraction, the answer is 41/36
In mixed form: 15/36

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