Add 9/90 and 40/49
9/90 + 40/49 is 449/490.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 49 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
9/90 = 9 × 49/90 × 49 = 441/4410 - Likewise, for the 2nd fraction, since 49 × 90 = 4410,
40/49 = 40 × 90/49 × 90 = 3600/4410 - Add the two like fractions:
441/4410 + 3600/4410 = 441 + 3600/4410 = 4041/4410 - 4041/4410 simplified gives 449/490
- So, 9/90 + 40/49 = 449/490
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