Subtract 80/84 from 72/35
1st number: 2 2/35, 2nd number: 80/84
72/35 - 80/84 is 116/105.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 35 and 84 is 420
Next, find the equivalent fraction of both fractional numbers with denominator 420 - For the 1st fraction, since 35 × 12 = 420,
72/35 = 72 × 12/35 × 12 = 864/420 - Likewise, for the 2nd fraction, since 84 × 5 = 420,
80/84 = 80 × 5/84 × 5 = 400/420 - Subtract the two like fractions:
864/420 - 400/420 = 864 - 400/420 = 464/420 - After reducing the fraction, the answer is 116/105
- In mixed form: 111/105
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