Subtract 10/70 from 40/80
40/80 - 10/70 is 5/14.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 70 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 80 × 7 = 560,
40/80 = 40 × 7/80 × 7 = 280/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
10/70 = 10 × 8/70 × 8 = 80/560 - Subtract the two like fractions:
280/560 - 80/560 = 280 - 80/560 = 200/560 - After reducing the fraction, the answer is 5/14
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