Subtract 81/10 from 70/6
1st number: 11 4/6, 2nd number: 8 1/10
70/6 - 81/10 is 107/30.
Steps for subtracting fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 6 × 5 = 30,
70/6 = 70 × 5/6 × 5 = 350/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
81/10 = 81 × 3/10 × 3 = 243/30 - Subtract the two like fractions:
350/30 - 243/30 = 350 - 243/30 = 107/30 - In mixed form: 317/30
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