Subtract 81/60 from 4/36
1st number: 4/36, 2nd number: 1 21/60
4/36 - 81/60 is -223/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 36 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 36 × 5 = 180,
4/36 = 4 × 5/36 × 5 = 20/180 - Likewise, for the 2nd fraction, since 60 × 3 = 180,
81/60 = 81 × 3/60 × 3 = 243/180 - Subtract the two like fractions:
20/180 - 243/180 = 20 - 243/180 = -223/180
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