Subtract 45/27 from 4/36, Solve 4/36

Subtract 45/27 from 4/36

1^st number: 4/36, 2^nd number: 1 18/27

4/36 - 45/27 is -14/9.

Find the least common denominator or LCM of the two denominators:
LCM of 36 and 27 is 108

Next, find the equivalent fraction of both fractional numbers with denominator 108
For the 1st fraction, since 36 × 3 = 108,
4/36 = 4 × 3/36 × 3 = 12/108
Likewise, for the 2nd fraction, since 27 × 4 = 108,
45/27 = 45 × 4/27 × 4 = 180/108
Subtract the two like fractions:
12/108 - 180/108 = 12 - 180/108 = -168/108
After reducing the fraction, the answer is -14/9

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