Add 21/35 and 7/98
21/35 + 7/98 is 47/70.
Steps for adding fractions
- 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,
21/35 = 21 × 14/35 × 14 = 294/490 - Likewise, for the 2nd fraction, since 98 × 5 = 490,
7/98 = 7 × 5/98 × 5 = 35/490 - Add the two like fractions:
294/490 + 35/490 = 294 + 35/490 = 329/490 - 329/490 simplified gives 47/70
- So, 21/35 + 7/98 = 47/70
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