Solutions by everydaycalculation.com

235 + 2198 is 1970.

- Find the least common denominator or LCM of the two denominators:

LCM of 35 and 98 is**490**

Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 35 × 14 = 490,

235 = 2 × 1435 × 14 = 28490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,

2198 = 21 × 598 × 5 = 105490 - Add the two like fractions:

28490 + 105490 = 28 + 105490 = 133490 - 133/490 simplified gives 1970
- So, 2/35 + 21/98 = 19/70

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