Subtract 16/70 from 49/80
49/80 - 16/70 is 43/112.
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,
49/80 = 49 × 7/80 × 7 = 343/560 - Likewise, for the 2nd fraction, since 70 × 8 = 560,
16/70 = 16 × 8/70 × 8 = 128/560 - Subtract the two like fractions:
343/560 - 128/560 = 343 - 128/560 = 215/560 - After reducing the fraction, the answer is 43/112
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