Subtract 49/42 from 1/25, Solve 1/25

Subtract 49/42 from 1/25

1^st number: 1/25, 2^nd number: 1 7/42

1/25 - 49/42 is -169/150.

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

Next, find the equivalent fraction of both fractional numbers with denominator 1050
For the 1st fraction, since 25 × 42 = 1050,
1/25 = 1 × 42/25 × 42 = 42/1050
Likewise, for the 2nd fraction, since 42 × 25 = 1050,
49/42 = 49 × 25/42 × 25 = 1225/1050
Subtract the two like fractions:
42/1050 - 1225/1050 = 42 - 1225/1050 = -1183/1050
After reducing the fraction, the answer is -169/150

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