Add 28/15 and 12/56
1st number: 1 13/15, 2nd number: 12/56
28/15 + 12/56 is 437/210.
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,
28/15 = 28 × 56/15 × 56 = 1568/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
12/56 = 12 × 15/56 × 15 = 180/840 - Add the two like fractions:
1568/840 + 180/840 = 1568 + 180/840 = 1748/840 - 1748/840 simplified gives 437/210
- So, 28/15 + 12/56 = 437/210
In mixed form: 217/210
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