Add 56/16 and 20/42, Solve 3 8/16 + 20/42 as a fraction

Add 56/16 and 20/42

1^st number: 3 8/16, 2^nd number: 20/42

56/16 + 20/42 is 167/42.

Find the least common denominator or LCM of the two denominators:
LCM of 16 and 42 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 16 × 21 = 336,
56/16 = 56 × 21/16 × 21 = 1176/336
Likewise, for the 2nd fraction, since 42 × 8 = 336,
20/42 = 20 × 8/42 × 8 = 160/336
Add the two like fractions:
1176/336 + 160/336 = 1176 + 160/336 = 1336/336
1336/336 simplified gives 167/42
So, 56/16 + 20/42 = 167/42
In mixed form: 341/42

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