Add 56/15 and 40/9
1st number: 3 11/15, 2nd number: 4 4/9
56/15 + 40/9 is 368/45.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 9 is 45
Next, find the equivalent fraction of both fractional numbers with denominator 45 - For the 1st fraction, since 15 × 3 = 45,
56/15 = 56 × 3/15 × 3 = 168/45 - Likewise, for the 2nd fraction, since 9 × 5 = 45,
40/9 = 40 × 5/9 × 5 = 200/45 - Add the two like fractions:
168/45 + 200/45 = 168 + 200/45 = 368/45 - So, 56/15 + 40/9 = 368/45
In mixed form: 88/45
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