Add 81/10 and 18/7
1st number: 8 1/10, 2nd number: 2 4/7
81/10 + 18/7 is 747/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 7 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 7 × 10 = 70,
18/7 = 18 × 10/7 × 10 = 180/70 - Add the two like fractions:
567/70 + 180/70 = 567 + 180/70 = 747/70 - So, 81/10 + 18/7 = 747/70
In mixed form: 1047/70
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