Subtract 12/35 from 8/15
8/15 - 12/35 is 4/21.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 35 is 105
Next, find the equivalent fraction of both fractional numbers with denominator 105 - For the 1st fraction, since 15 × 7 = 105,
8/15 = 8 × 7/15 × 7 = 56/105 - Likewise, for the 2nd fraction, since 35 × 3 = 105,
12/35 = 12 × 3/35 × 3 = 36/105 - Subtract the two like fractions:
56/105 - 36/105 = 56 - 36/105 = 20/105 - After reducing the fraction, the answer is 4/21
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