Subtract 7/80 from 90/14
1st number: 6 6/14, 2nd number: 7/80
90/14 - 7/80 is 3551/560.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 14 × 40 = 560,
90/14 = 90 × 40/14 × 40 = 3600/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
7/80 = 7 × 7/80 × 7 = 49/560 - Subtract the two like fractions:
3600/560 - 49/560 = 3600 - 49/560 = 3551/560 - In mixed form: 6191/560
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