Subtract 18/28 from 1/35
1/35 - 18/28 is -43/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 28 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 35 × 4 = 140,
1/35 = 1 × 4/35 × 4 = 4/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
18/28 = 18 × 5/28 × 5 = 90/140 - Subtract the two like fractions:
4/140 - 90/140 = 4 - 90/140 = -86/140 - After reducing the fraction, the answer is -43/70
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