Subtract 36/20 from 7/14, Solve 7/14

Subtract 36/20 from 7/14

1^st number: 7/14, 2^nd number: 1 16/20

7/14 - 36/20 is -13/10.

Find the least common denominator or LCM of the two denominators:
LCM of 14 and 20 is 140

Next, find the equivalent fraction of both fractional numbers with denominator 140
For the 1st fraction, since 14 × 10 = 140,
7/14 = 7 × 10/14 × 10 = 70/140
Likewise, for the 2nd fraction, since 20 × 7 = 140,
36/20 = 36 × 7/20 × 7 = 252/140
Subtract the two like fractions:
70/140 - 252/140 = 70 - 252/140 = -182/140
After reducing the fraction, the answer is -13/10

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