Add 3/15 and 81/56
1st number: 3/15, 2nd number: 1 25/56
3/15 + 81/56 is 461/280.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 56 is 840
Next, find the equivalent fraction of both fractional numbers with denominator 840 - For the 1st fraction, since 15 × 56 = 840,
3/15 = 3 × 56/15 × 56 = 168/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
81/56 = 81 × 15/56 × 15 = 1215/840 - Add the two like fractions:
168/840 + 1215/840 = 168 + 1215/840 = 1383/840 - 1383/840 simplified gives 461/280
- So, 3/15 + 81/56 = 461/280
In mixed form: 1181/280
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