Add 18/49 and 45/20
1st number: 18/49, 2nd number: 2 5/20
18/49 + 45/20 is 513/196.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 20 is 980
Next, find the equivalent fraction of both fractional numbers with denominator 980 - For the 1st fraction, since 49 × 20 = 980,
18/49 = 18 × 20/49 × 20 = 360/980 - Likewise, for the 2nd fraction, since 20 × 49 = 980,
45/20 = 45 × 49/20 × 49 = 2205/980 - Add the two like fractions:
360/980 + 2205/980 = 360 + 2205/980 = 2565/980 - 2565/980 simplified gives 513/196
- So, 18/49 + 45/20 = 513/196
In mixed form: 2121/196
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