Add 42/98 and 12/18
42/98 + 12/18 is 23/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 18 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
42/98 = 42 × 9/98 × 9 = 378/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
12/18 = 12 × 49/18 × 49 = 588/882 - Add the two like fractions:
378/882 + 588/882 = 378 + 588/882 = 966/882 - 966/882 simplified gives 23/21
- So, 42/98 + 12/18 = 23/21
In mixed form: 12/21
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