Subtract 81/60 from 40/14
1st number: 2 12/14, 2nd number: 1 21/60
40/14 - 81/60 is 211/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 60 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 14 × 30 = 420,
40/14 = 40 × 30/14 × 30 = 1200/420 - Likewise, for the 2nd fraction, since 60 × 7 = 420,
81/60 = 81 × 7/60 × 7 = 567/420 - Subtract the two like fractions:
1200/420 - 567/420 = 1200 - 567/420 = 633/420 - After reducing the fraction, the answer is 211/140
- In mixed form: 171/140
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