Add 15/98 and 72/10, Solve 15/98 + 7 2/10 as a fraction

Add 15/98 and 72/10

1^st number: 15/98, 2^nd number: 7 2/10

15/98 + 72/10 is 3603/490.

Find the least common denominator or LCM of the two denominators:
LCM of 98 and 10 is 490

Next, find the equivalent fraction of both fractional numbers with denominator 490
For the 1st fraction, since 98 × 5 = 490,
15/98 = 15 × 5/98 × 5 = 75/490
Likewise, for the 2nd fraction, since 10 × 49 = 490,
72/10 = 72 × 49/10 × 49 = 3528/490
Add the two like fractions:
75/490 + 3528/490 = 75 + 3528/490 = 3603/490
So, 15/98 + 72/10 = 3603/490
In mixed form: 7173/490

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