Subtract 70/56 from 70/80
1st number: 70/80, 2nd number: 1 14/56
70/80 - 70/56 is -3/8.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 56 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
70/80 = 70 × 7/80 × 7 = 490/560 - Likewise, for the 2nd fraction, since 56 × 10 = 560,
70/56 = 70 × 10/56 × 10 = 700/560 - Subtract the two like fractions:
490/560 - 700/560 = 490 - 700/560 = -210/560 - After reducing the fraction, the answer is -3/8
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