Add 7/20 and 56/98
7/20 + 56/98 is 129/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 98 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 20 × 49 = 980,
7/20 = 7 × 49/20 × 49 = 343/980 - Likewise, for the 2nd fraction, since 98 × 10 = 980,
56/98 = 56 × 10/98 × 10 = 560/980 - Add the two like fractions:
343/980 + 560/980 = 343 + 560/980 = 903/980 - 903/980 simplified gives 129/140
- So, 7/20 + 56/98 = 129/140
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