Add 10/40 and 56/15, Solve 10/40 + 3 11/15 as a fraction

Add 10/40 and 56/15

1^st number: 10/40, 2^nd number: 3 11/15

10/40 + 56/15 is 239/60.

Find the least common denominator or LCM of the two denominators:
LCM of 40 and 15 is 120

Next, find the equivalent fraction of both fractional numbers with denominator 120
For the 1st fraction, since 40 × 3 = 120,
10/40 = 10 × 3/40 × 3 = 30/120
Likewise, for the 2nd fraction, since 15 × 8 = 120,
56/15 = 56 × 8/15 × 8 = 448/120
Add the two like fractions:
30/120 + 448/120 = 30 + 448/120 = 478/120
478/120 simplified gives 239/60
So, 10/40 + 56/15 = 239/60
In mixed form: 359/60

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