Add 6/5 and 21/98, Solve 1 1/5 + 21/98 as a fraction

Add 6/5 and 21/98

1^st number: 1 1/5, 2^nd number: 21/98

6/5 + 21/98 is 99/70.

Find the least common denominator or LCM of the two denominators:
LCM of 5 and 98 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 5 × 98 = 490,
6/5 = 6 × 98/5 × 98 = 588/490
Likewise, for the 2nd fraction, since 98 × 5 = 490,
21/98 = 21 × 5/98 × 5 = 105/490
Add the two like fractions:
588/490 + 105/490 = 588 + 105/490 = 693/490
693/490 simplified gives 99/70
So, 6/5 + 21/98 = 99/70
In mixed form: 129/70

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