Add 28/20 and 45/49
1st number: 1 8/20, 2nd number: 45/49
28/20 + 45/49 is 568/245.
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,
28/20 = 28 × 49/20 × 49 = 1372/980 - Likewise, for the 2nd fraction, since 49 × 20 = 980,
45/49 = 45 × 20/49 × 20 = 900/980 - Add the two like fractions:
1372/980 + 900/980 = 1372 + 900/980 = 2272/980 - 2272/980 simplified gives 568/245
- So, 28/20 + 45/49 = 568/245
In mixed form: 278/245
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