Subtract 27/49 from 3/15
3/15 - 27/49 is -86/245.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 49 is 735
Next, find the equivalent fraction of both fractional numbers with denominator 735 - For the 1st fraction, since 15 × 49 = 735,
3/15 = 3 × 49/15 × 49 = 147/735 - Likewise, for the 2nd fraction, since 49 × 15 = 735,
27/49 = 27 × 15/49 × 15 = 405/735 - Subtract the two like fractions:
147/735 - 405/735 = 147 - 405/735 = -258/735 - After reducing the fraction, the answer is -86/245
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