Add 45/30 and 16/84, Solve 1 15/30 + 16/84 as a fraction

Add 45/30 and 16/84

1^st number: 1 15/30, 2^nd number: 16/84

45/30 + 16/84 is 71/42.

Find the least common denominator or LCM of the two denominators:
LCM of 30 and 84 is 420

Next, find the equivalent fraction of both fractional numbers with denominator 420
For the 1st fraction, since 30 × 14 = 420,
45/30 = 45 × 14/30 × 14 = 630/420
Likewise, for the 2nd fraction, since 84 × 5 = 420,
16/84 = 16 × 5/84 × 5 = 80/420
Add the two like fractions:
630/420 + 80/420 = 630 + 80/420 = 710/420
710/420 simplified gives 71/42
So, 45/30 + 16/84 = 71/42
In mixed form: 129/42

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