Add 84/98 and 30/21, Solve 84/98 + 1 9/21 as a fraction

Add 84/98 and 30/21

1^st number: 84/98, 2^nd number: 1 9/21

84/98 + 30/21 is 16/7.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 21 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 98 × 3 = 294,
84/98 = 84 × 3/98 × 3 = 252/294
Likewise, for the 2nd fraction, since 21 × 14 = 294,
30/21 = 30 × 14/21 × 14 = 420/294
Add the two like fractions:
252/294 + 420/294 = 252 + 420/294 = 672/294
672/294 simplified gives 16/7
So, 84/98 + 30/21 = 16/7
In mixed form: 22/7

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