Subtract 70/14 from 81/10
1st number: 8 1/10, 2nd number: 5 0/14
81/10 - 70/14 is 31/10.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 14 is 70
Next, find the equivalent fraction of both fractional numbers with denominator 70 - For the 1st fraction, since 10 × 7 = 70,
81/10 = 81 × 7/10 × 7 = 567/70 - Likewise, for the 2nd fraction, since 14 × 5 = 70,
70/14 = 70 × 5/14 × 5 = 350/70 - Subtract the two like fractions:
567/70 - 350/70 = 567 - 350/70 = 217/70 - After reducing the fraction, the answer is 31/10
- In mixed form: 31/10
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