Add 28/42 and 28/98
28/42 + 28/98 is 20/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 42 and 98 is 294
Next, find the equivalent fraction of both fractional numbers with denominator 294 - For the 1st fraction, since 42 × 7 = 294,
28/42 = 28 × 7/42 × 7 = 196/294 - Likewise, for the 2nd fraction, since 98 × 3 = 294,
28/98 = 28 × 3/98 × 3 = 84/294 - Add the two like fractions:
196/294 + 84/294 = 196 + 84/294 = 280/294 - 280/294 simplified gives 20/21
- So, 28/42 + 28/98 = 20/21
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