Add 90/98 and 9/18
90/98 + 9/18 is 139/98.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 98 and 18 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 98 × 9 = 882,
90/98 = 90 × 9/98 × 9 = 810/882 - Likewise, for the 2nd fraction, since 18 × 49 = 882,
9/18 = 9 × 49/18 × 49 = 441/882 - Add the two like fractions:
810/882 + 441/882 = 810 + 441/882 = 1251/882 - 1251/882 simplified gives 139/98
- So, 90/98 + 9/18 = 139/98
In mixed form: 141/98
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