Subtract 63/21 from 60/25, Solve 2 10/25

Subtract 63/21 from 60/25

1^st number: 2 10/25, 2^nd number: 3 0/21

60/25 - 63/21 is -3/5.

Find the least common denominator or LCM of the two denominators:
LCM of 25 and 21 is 525

Next, find the equivalent fraction of both fractional numbers with denominator 525
For the 1st fraction, since 25 × 21 = 525,
60/25 = 60 × 21/25 × 21 = 1260/525
Likewise, for the 2nd fraction, since 21 × 25 = 525,
63/21 = 63 × 25/21 × 25 = 1575/525
Subtract the two like fractions:
1260/525 - 1575/525 = 1260 - 1575/525 = -315/525
After reducing the fraction, the answer is -3/5

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