Add 18/9 and 90/75
1st number: 2 0/9, 2nd number: 1 15/75
18/9 + 90/75 is 16/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 9 and 75 is 225
Next, find the equivalent fraction of both fractional numbers with denominator 225 - For the 1st fraction, since 9 × 25 = 225,
18/9 = 18 × 25/9 × 25 = 450/225 - Likewise, for the 2nd fraction, since 75 × 3 = 225,
90/75 = 90 × 3/75 × 3 = 270/225 - Add the two like fractions:
450/225 + 270/225 = 450 + 270/225 = 720/225 - 720/225 simplified gives 16/5
- So, 18/9 + 90/75 = 16/5
In mixed form: 31/5
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