Add 12/49 and 28/40
12/49 + 28/40 is 463/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 40 is 1960
Next, find the equivalent fraction of both fractional numbers with denominator 1960 - For the 1st fraction, since 49 × 40 = 1960,
12/49 = 12 × 40/49 × 40 = 480/1960 - Likewise, for the 2nd fraction, since 40 × 49 = 1960,
28/40 = 28 × 49/40 × 49 = 1372/1960 - Add the two like fractions:
480/1960 + 1372/1960 = 480 + 1372/1960 = 1852/1960 - 1852/1960 simplified gives 463/490
- So, 12/49 + 28/40 = 463/490
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