Add 20/45 and 12/49
20/45 + 12/49 is 304/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 45 and 49 is 2205
Next, find the equivalent fraction of both fractional numbers with denominator 2205 - For the 1st fraction, since 45 × 49 = 2205,
20/45 = 20 × 49/45 × 49 = 980/2205 - Likewise, for the 2nd fraction, since 49 × 45 = 2205,
12/49 = 12 × 45/49 × 45 = 540/2205 - Add the two like fractions:
980/2205 + 540/2205 = 980 + 540/2205 = 1520/2205 - 1520/2205 simplified gives 304/441
- So, 20/45 + 12/49 = 304/441
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