Subtract 42/15 from 1/50, Solve 1/50

Subtract 42/15 from 1/50

1^st number: 1/50, 2^nd number: 2 12/15

1/50 - 42/15 is -139/50.

Find the least common denominator or LCM of the two denominators:
LCM of 50 and 15 is 150

Next, find the equivalent fraction of both fractional numbers with denominator 150
For the 1st fraction, since 50 × 3 = 150,
1/50 = 1 × 3/50 × 3 = 3/150
Likewise, for the 2nd fraction, since 15 × 10 = 150,
42/15 = 42 × 10/15 × 10 = 420/150
Subtract the two like fractions:
3/150 - 420/150 = 3 - 420/150 = -417/150
After reducing the fraction, the answer is -139/50

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