Add 84/98 and 42/63
84/98 + 42/63 is 32/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 63 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
84/98 = 84 × 9/98 × 9 = 756/882 - Likewise, for the 2nd fraction, since 63 × 14 = 882,
42/63 = 42 × 14/63 × 14 = 588/882 - Add the two like fractions:
756/882 + 588/882 = 756 + 588/882 = 1344/882 - 1344/882 simplified gives 32/21
- So, 84/98 + 42/63 = 32/21
In mixed form: 111/21
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Related: 84/98+84/63