Subtract 48/25 from 10/42, Solve 10/42

Subtract 48/25 from 10/42

1^st number: 10/42, 2^nd number: 1 23/25

10/42 - 48/25 is -883/525.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 25 is 1050

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 42 × 25 = 1050,
10/42 = 10 × 25/42 × 25 = 250/1050
Likewise, for the 2nd fraction, since 25 × 42 = 1050,
48/25 = 48 × 42/25 × 42 = 2016/1050
Subtract the two like fractions:
250/1050 - 2016/1050 = 250 - 2016/1050 = -1766/1050
After reducing the fraction, the answer is -883/525

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