Add 12/90 and 9/98
12/90 + 9/98 is 331/1470.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 90 and 98 is 4410
Next, find the equivalent fraction of both fractional numbers with denominator 4410 - For the 1st fraction, since 90 × 49 = 4410,
12/90 = 12 × 49/90 × 49 = 588/4410 - Likewise, for the 2nd fraction, since 98 × 45 = 4410,
9/98 = 9 × 45/98 × 45 = 405/4410 - Add the two like fractions:
588/4410 + 405/4410 = 588 + 405/4410 = 993/4410 - 993/4410 simplified gives 331/1470
- So, 12/90 + 9/98 = 331/1470
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