Add 28/98 and 90/42, Solve 28/98 + 2 6/42 as a fraction

Add 28/98 and 90/42

1^st number: 28/98, 2^nd number: 2 6/42

28/98 + 90/42 is 17/7.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 42 is 294

Next, find the equivalent fraction of both fractional numbers with denominator 294
For the 1st fraction, since 98 × 3 = 294,
28/98 = 28 × 3/98 × 3 = 84/294
Likewise, for the 2nd fraction, since 42 × 7 = 294,
90/42 = 90 × 7/42 × 7 = 630/294
Add the two like fractions:
84/294 + 630/294 = 84 + 630/294 = 714/294
714/294 simplified gives 17/7
So, 28/98 + 90/42 = 17/7
In mixed form: 23/7

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