Subtract 30/8 from 35/40
1st number: 35/40, 2nd number: 3 6/8
35/40 - 30/8 is -23/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 40 × 1 = 40,
35/40 = 35 × 1/40 × 1 = 35/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
30/8 = 30 × 5/8 × 5 = 150/40 - Subtract the two like fractions:
35/40 - 150/40 = 35 - 150/40 = -115/40 - After reducing the fraction, the answer is -23/8
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