Add 30/84 and 81/56
1st number: 30/84, 2nd number: 1 25/56
30/84 + 81/56 is 101/56.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 84 and 56 is 168
Next, find the equivalent fraction of both fractional numbers with denominator 168 - For the 1st fraction, since 84 × 2 = 168,
30/84 = 30 × 2/84 × 2 = 60/168 - Likewise, for the 2nd fraction, since 56 × 3 = 168,
81/56 = 81 × 3/56 × 3 = 243/168 - Add the two like fractions:
60/168 + 243/168 = 60 + 243/168 = 303/168 - 303/168 simplified gives 101/56
- So, 30/84 + 81/56 = 101/56
In mixed form: 145/56
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