Subtract 7/40 from 36/27, Solve 1 9/27

Subtract 7/40 from 36/27

1^st number: 1 9/27, 2^nd number: 7/40

36/27 - 7/40 is 139/120.

Find the least common denominator or LCM of the two denominators:
LCM of 27 and 40 is 1080

Next, find the equivalent fraction of both fractional numbers with denominator 1080
For the 1st fraction, since 27 × 40 = 1080,
36/27 = 36 × 40/27 × 40 = 1440/1080
Likewise, for the 2nd fraction, since 40 × 27 = 1080,
7/40 = 7 × 27/40 × 27 = 189/1080
Subtract the two like fractions:
1440/1080 - 189/1080 = 1440 - 189/1080 = 1251/1080
After reducing the fraction, the answer is 139/120
In mixed form: 119/120

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