Add 40/3 and 21/56, Solve 13 1/3 + 21/56 as a fraction

Add 40/3 and 21/56

1^st number: 13 1/3, 2^nd number: 21/56

40/3 + 21/56 is 329/24.

Find the least common denominator or LCM of the two denominators:
LCM of 3 and 56 is 168

Next, find the equivalent fraction of both fractional numbers with denominator 168
For the 1st fraction, since 3 × 56 = 168,
40/3 = 40 × 56/3 × 56 = 2240/168
Likewise, for the 2nd fraction, since 56 × 3 = 168,
21/56 = 21 × 3/56 × 3 = 63/168
Add the two like fractions:
2240/168 + 63/168 = 2240 + 63/168 = 2303/168
2303/168 simplified gives 329/24
So, 40/3 + 21/56 = 329/24
In mixed form: 1317/24

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