Add 21/98 and 12/35
21/98 + 12/35 is 39/70.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 35 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 35 × 14 = 490,
12/35 = 12 × 14/35 × 14 = 168/490 - Add the two like fractions:
105/490 + 168/490 = 105 + 168/490 = 273/490 - 273/490 simplified gives 39/70
- So, 21/98 + 12/35 = 39/70
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