Add 1/2 and 90/18
1st number: 1/2, 2nd number: 5 0/18
1/2 + 90/18 is 11/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 18 is 18
Next, find the equivalent fraction of both fractional numbers with denominator 18 - For the 1st fraction, since 2 × 9 = 18,
1/2 = 1 × 9/2 × 9 = 9/18 - Likewise, for the 2nd fraction, since 18 × 1 = 18,
90/18 = 90 × 1/18 × 1 = 90/18 - Add the two like fractions:
9/18 + 90/18 = 9 + 90/18 = 99/18 - 99/18 simplified gives 11/2
- So, 1/2 + 90/18 = 11/2
In mixed form: 51/2
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