Subtract 50/25 from 7/18, Solve 7/18

Subtract 50/25 from 7/18

1^st number: 7/18, 2^nd number: 2 0/25

7/18 - 50/25 is -29/18.

Find the least common denominator or LCM of the two denominators:
LCM of 18 and 25 is 450

Next, find the equivalent fraction of both fractional numbers with denominator 450
For the 1st fraction, since 18 × 25 = 450,
7/18 = 7 × 25/18 × 25 = 175/450
Likewise, for the 2nd fraction, since 25 × 18 = 450,
50/25 = 50 × 18/25 × 18 = 900/450
Subtract the two like fractions:
175/450 - 900/450 = 175 - 900/450 = -725/450
After reducing the fraction, the answer is -29/18

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