Add 4/98 and 70/21, Solve 4/98 + 3 7/21 as a fraction

Add 4/98 and 70/21

1^st number: 4/98, 2^nd number: 3 7/21

4/98 + 70/21 is 496/147.

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,
4/98 = 4 × 3/98 × 3 = 12/294
Likewise, for the 2nd fraction, since 21 × 14 = 294,
70/21 = 70 × 14/21 × 14 = 980/294
Add the two like fractions:
12/294 + 980/294 = 12 + 980/294 = 992/294
992/294 simplified gives 496/147
So, 4/98 + 70/21 = 496/147
In mixed form: 355/147

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