Subtract 12/80 from 3/35
3/35 - 12/80 is -9/140.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 35 × 16 = 560,
3/35 = 3 × 16/35 × 16 = 48/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
12/80 = 12 × 7/80 × 7 = 84/560 - Subtract the two like fractions:
48/560 - 84/560 = 48 - 84/560 = -36/560 - After reducing the fraction, the answer is -9/140
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