Add 56/98 and 8/21
56/98 + 8/21 is 20/21.
Steps for adding fractions
- 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,
56/98 = 56 × 3/98 × 3 = 168/294 - Likewise, for the 2nd fraction, since 21 × 14 = 294,
8/21 = 8 × 14/21 × 14 = 112/294 - Add the two like fractions:
168/294 + 112/294 = 168 + 112/294 = 280/294 - 280/294 simplified gives 20/21
- So, 56/98 + 8/21 = 20/21
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