Add 18/9 and 42/98
1st number: 2 0/9, 2nd number: 42/98
18/9 + 42/98 is 17/7.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 98 is 882
Next, find the equivalent fraction of both fractional numbers with denominator 882 - For the 1st fraction, since 9 × 98 = 882,
18/9 = 18 × 98/9 × 98 = 1764/882 - Likewise, for the 2nd fraction, since 98 × 9 = 882,
42/98 = 42 × 9/98 × 9 = 378/882 - Add the two like fractions:
1764/882 + 378/882 = 1764 + 378/882 = 2142/882 - 2142/882 simplified gives 17/7
- So, 18/9 + 42/98 = 17/7
In mixed form: 23/7
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