Add 7/20 and 56/49
1st number: 7/20, 2nd number: 1 7/49
7/20 + 56/49 is 209/140.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 49 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 49 × 20 = 980,
56/49 = 56 × 20/49 × 20 = 1120/980 - Add the two like fractions:
343/980 + 1120/980 = 343 + 1120/980 = 1463/980 - 1463/980 simplified gives 209/140
- So, 7/20 + 56/49 = 209/140
In mixed form: 169/140
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