Add 81/56 and 5/15
1st number: 1 25/56, 2nd number: 5/15
81/56 + 5/15 is 299/168.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 56 and 15 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 56 × 15 = 840,
81/56 = 81 × 15/56 × 15 = 1215/840 - Likewise, for the 2nd fraction, since 15 × 56 = 840,
5/15 = 5 × 56/15 × 56 = 280/840 - Add the two like fractions:
1215/840 + 280/840 = 1215 + 280/840 = 1495/840 - 1495/840 simplified gives 299/168
- So, 81/56 + 5/15 = 299/168
In mixed form: 1131/168
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