Subtract 6/40 from 72/27, Solve 2 18/27

Subtract 6/40 from 72/27

1^st number: 2 18/27, 2^nd number: 6/40

72/27 - 6/40 is 151/60.

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,
72/27 = 72 × 40/27 × 40 = 2880/1080
Likewise, for the 2nd fraction, since 40 × 27 = 1080,
6/40 = 6 × 27/40 × 27 = 162/1080
Subtract the two like fractions:
2880/1080 - 162/1080 = 2880 - 162/1080 = 2718/1080
After reducing the fraction, the answer is 151/60
In mixed form: 231/60

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