Add 30/15 and 28/56
1st number: 2 0/15, 2nd number: 28/56
30/15 + 28/56 is 5/2.
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,
30/15 = 30 × 56/15 × 56 = 1680/840 - Likewise, for the 2nd fraction, since 56 × 15 = 840,
28/56 = 28 × 15/56 × 15 = 420/840 - Add the two like fractions:
1680/840 + 420/840 = 1680 + 420/840 = 2100/840 - 2100/840 simplified gives 5/2
- So, 30/15 + 28/56 = 5/2
In mixed form: 21/2
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