Subtract 81/60 from 1/9
1st number: 1/9, 2nd number: 1 21/60
1/9 - 81/60 is -223/180.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 60 is 180
Next, find the equivalent fraction of both fractional numbers with denominator 180 - For the 1st fraction, since 9 × 20 = 180,
1/9 = 1 × 20/9 × 20 = 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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