Add 80/12 and 21/98, Solve 6 8/12 + 21/98 as a fraction

Add 80/12 and 21/98

1^st number: 6 8/12, 2^nd number: 21/98

80/12 + 21/98 is 289/42.

Find the least common denominator or LCM of the two denominators:
LCM of 12 and 98 is 588

Next, find the equivalent fraction of both fractional numbers with denominator 588
For the 1st fraction, since 12 × 49 = 588,
80/12 = 80 × 49/12 × 49 = 3920/588
Likewise, for the 2nd fraction, since 98 × 6 = 588,
21/98 = 21 × 6/98 × 6 = 126/588
Add the two like fractions:
3920/588 + 126/588 = 3920 + 126/588 = 4046/588
4046/588 simplified gives 289/42
So, 80/12 + 21/98 = 289/42
In mixed form: 637/42

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