Add 56/42 and 28/20, Solve 1 14/42 + 1 8/20 as a fraction

Add 56/42 and 28/20

1^st number: 1 14/42, 2^nd number: 1 8/20

56/42 + 28/20 is 41/15.

Find the least common denominator or LCM of the two denominators:
LCM of 42 and 20 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 42 × 10 = 420,
56/42 = 56 × 10/42 × 10 = 560/420
Likewise, for the 2nd fraction, since 20 × 21 = 420,
28/20 = 28 × 21/20 × 21 = 588/420
Add the two like fractions:
560/420 + 588/420 = 560 + 588/420 = 1148/420
1148/420 simplified gives 41/15
So, 56/42 + 28/20 = 41/15
In mixed form: 211/15

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