Add 81/7 and 18/56
1st number: 11 4/7, 2nd number: 18/56
81/7 + 18/56 is 333/28.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 7 and 56 is 56
Next, find the equivalent fraction of both fractional numbers with denominator 56 - For the 1st fraction, since 7 × 8 = 56,
81/7 = 81 × 8/7 × 8 = 648/56 - Likewise, for the 2nd fraction, since 56 × 1 = 56,
18/56 = 18 × 1/56 × 1 = 18/56 - Add the two like fractions:
648/56 + 18/56 = 648 + 18/56 = 666/56 - 666/56 simplified gives 333/28
- So, 81/7 + 18/56 = 333/28
In mixed form: 1125/28
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