Subtract 2/80 from 84/7
1st number: 12 0/7, 2nd number: 2/80
84/7 - 2/80 is 479/40.
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,
84/7 = 84 × 80/7 × 80 = 6720/560 - Likewise, for the 2nd fraction, since 80 × 7 = 560,
2/80 = 2 × 7/80 × 7 = 14/560 - Subtract the two like fractions:
6720/560 - 14/560 = 6720 - 14/560 = 6706/560 - After reducing the fraction, the answer is 479/40
- In mixed form: 1139/40
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