Add 18/49 and 9/10
18/49 + 9/10 is 621/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 49 and 10 is 490
Next, find the equivalent fraction of both fractional numbers with denominator 490 - For the 1st fraction, since 49 × 10 = 490,
18/49 = 18 × 10/49 × 10 = 180/490 - Likewise, for the 2nd fraction, since 10 × 49 = 490,
9/10 = 9 × 49/10 × 49 = 441/490 - Add the two like fractions:
180/490 + 441/490 = 180 + 441/490 = 621/490 - So, 18/49 + 9/10 = 621/490
In mixed form: 1131/490
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