Subtract 8/28 from 15/35
15/35 - 8/28 is 1/7.
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,
15/35 = 15 × 4/35 × 4 = 60/140 - Likewise, for the 2nd fraction, since 28 × 5 = 140,
8/28 = 8 × 5/28 × 5 = 40/140 - Subtract the two like fractions:
60/140 - 40/140 = 60 - 40/140 = 20/140 - After reducing the fraction, the answer is 1/7
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