Subtract 27/80 from 12/7
1st number: 1 5/7, 2nd number: 27/80
12/7 - 27/80 is 771/560.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 80 is 560
Next, find the equivalent fraction of both fractional numbers with denominator 560 - For the 1st fraction, since 7 × 80 = 560,
12/7 = 12 × 80/7 × 80 = 960/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
27/80 = 27 × 7/80 × 7 = 189/560 - Subtract the two like fractions:
960/560 - 189/560 = 960 - 189/560 = 771/560 - In mixed form: 1211/560
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