Subtract 81/7 from 12/35
1st number: 12/35, 2nd number: 11 4/7
12/35 - 81/7 is -393/35.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 7 is 35
Next, find the equivalent fraction of both fractional numbers with denominator 35 - For the 1st fraction, since 35 × 1 = 35,
12/35 = 12 × 1/35 × 1 = 12/35 - Likewise, for the 2nd fraction, since 7 × 5 = 35,
81/7 = 81 × 5/7 × 5 = 405/35 - Subtract the two like fractions:
12/35 - 405/35 = 12 - 405/35 = -393/35
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