Subtract 7/40 from 27/12
1st number: 2 3/12, 2nd number: 7/40
27/12 - 7/40 is 83/40.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 12 × 10 = 120,
27/12 = 27 × 10/12 × 10 = 270/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
7/40 = 7 × 3/40 × 3 = 21/120 - Subtract the two like fractions:
270/120 - 21/120 = 270 - 21/120 = 249/120 - After reducing the fraction, the answer is 83/40
- In mixed form: 23/40
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