Add 28/15 and 56/40
1st number: 1 13/15, 2nd number: 1 16/40
28/15 + 56/40 is 49/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
28/15 = 28 × 8/15 × 8 = 224/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
56/40 = 56 × 3/40 × 3 = 168/120 - Add the two like fractions:
224/120 + 168/120 = 224 + 168/120 = 392/120 - 392/120 simplified gives 49/15
- So, 28/15 + 56/40 = 49/15
In mixed form: 34/15
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