Add 3/84 and 70/27, Solve 3/84 + 2 16/27 as a fraction

Add 3/84 and 70/27

1^st number: 3/84, 2^nd number: 2 16/27

3/84 + 70/27 is 1987/756.

Find the least common denominator or LCM of the two denominators:
LCM of 84 and 27 is 756

Next, find the equivalent fraction of both fractional numbers with denominator 756
For the 1st fraction, since 84 × 9 = 756,
3/84 = 3 × 9/84 × 9 = 27/756
Likewise, for the 2nd fraction, since 27 × 28 = 756,
70/27 = 70 × 28/27 × 28 = 1960/756
Add the two like fractions:
27/756 + 1960/756 = 27 + 1960/756 = 1987/756
So, 3/84 + 70/27 = 1987/756
In mixed form: 2475/756

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