Subtract 81/30 from 5/35
1st number: 5/35, 2nd number: 2 21/30
5/35 - 81/30 is -179/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 30 is 210
Next, find the equivalent fraction of both fractional numbers with denominator 210 - For the 1st fraction, since 35 × 6 = 210,
5/35 = 5 × 6/35 × 6 = 30/210 - Likewise, for the 2nd fraction, since 30 × 7 = 210,
81/30 = 81 × 7/30 × 7 = 567/210 - Subtract the two like fractions:
30/210 - 567/210 = 30 - 567/210 = -537/210 - After reducing the fraction, the answer is -179/70
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