Add 30/63 and 21/98
30/63 + 21/98 is 29/42.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 63 and 98 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 63 × 14 = 882,
30/63 = 30 × 14/63 × 14 = 420/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
21/98 = 21 × 9/98 × 9 = 189/882 - Add the two like fractions:
420/882 + 189/882 = 420 + 189/882 = 609/882 - 609/882 simplified gives 29/42
- So, 30/63 + 21/98 = 29/42
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