Subtract 12/35 from 15/80
15/80 - 12/35 is -87/560.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 35 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
15/80 = 15 × 7/80 × 7 = 105/560 - Likewise, for the 2nd fraction, since 35 × 16 = 560,
12/35 = 12 × 16/35 × 16 = 192/560 - Subtract the two like fractions:
105/560 - 192/560 = 105 - 192/560 = -87/560
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