Add 40/49 and 20/45
40/49 + 20/45 is 556/441.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 45 is 2205
Next, find the equivalent fraction of both fractional numbers with denominator 2205 - For the 1st fraction, since 49 × 45 = 2205,
40/49 = 40 × 45/49 × 45 = 1800/2205 - Likewise, for the 2nd fraction, since 45 × 49 = 2205,
20/45 = 20 × 49/45 × 49 = 980/2205 - Add the two like fractions:
1800/2205 + 980/2205 = 1800 + 980/2205 = 2780/2205 - 2780/2205 simplified gives 556/441
- So, 40/49 + 20/45 = 556/441
In mixed form: 1115/441
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