Add 21/98 and 27/5, Solve 21/98 + 5 2/5 as a fraction

Add 21/98 and 27/5

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

21/98 + 27/5 is 393/70.

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

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 98 × 5 = 490,
21/98 = 21 × 5/98 × 5 = 105/490
Likewise, for the 2nd fraction, since 5 × 98 = 490,
27/5 = 27 × 98/5 × 98 = 2646/490
Add the two like fractions:
105/490 + 2646/490 = 105 + 2646/490 = 2751/490
2751/490 simplified gives 393/70
So, 21/98 + 27/5 = 393/70
In mixed form: 543/70

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