Add 56/15 and 20/40
1st number: 3 11/15, 2nd number: 20/40
56/15 + 20/40 is 127/30.
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,
56/15 = 56 × 8/15 × 8 = 448/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
20/40 = 20 × 3/40 × 3 = 60/120 - Add the two like fractions:
448/120 + 60/120 = 448 + 60/120 = 508/120 - 508/120 simplified gives 127/30
- So, 56/15 + 20/40 = 127/30
In mixed form: 47/30
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