Add 18/84 and 20/16, Solve 18/84 + 1 4/16 as a fraction

Add 18/84 and 20/16

1^st number: 18/84, 2^nd number: 1 4/16

18/84 + 20/16 is 41/28.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 16 is 336

Next, find the equivalent fraction of both fractional numbers with denominator 336
For the 1st fraction, since 84 × 4 = 336,
18/84 = 18 × 4/84 × 4 = 72/336
Likewise, for the 2nd fraction, since 16 × 21 = 336,
20/16 = 20 × 21/16 × 21 = 420/336
Add the two like fractions:
72/336 + 420/336 = 72 + 420/336 = 492/336
492/336 simplified gives 41/28
So, 18/84 + 20/16 = 41/28
In mixed form: 113/28

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