Subtract 9/35 from 2/28
2/28 - 9/35 is -13/70.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 28 and 35 is 140
Next, find the equivalent fraction of both fractional numbers with denominator 140 - For the 1st fraction, since 28 × 5 = 140,
2/28 = 2 × 5/28 × 5 = 10/140 - Likewise, for the 2nd fraction, since 35 × 4 = 140,
9/35 = 9 × 4/35 × 4 = 36/140 - Subtract the two like fractions:
10/140 - 36/140 = 10 - 36/140 = -26/140 - After reducing the fraction, the answer is -13/70
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