Add 9/18 and 90/45
1st number: 9/18, 2nd number: 2 0/45
9/18 + 90/45 is 5/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 18 and 45 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 18 × 5 = 90,
9/18 = 9 × 5/18 × 5 = 45/90 - Likewise, for the 2nd fraction, since 45 × 2 = 90,
90/45 = 90 × 2/45 × 2 = 180/90 - Add the two like fractions:
45/90 + 180/90 = 45 + 180/90 = 225/90 - 225/90 simplified gives 5/2
- So, 9/18 + 90/45 = 5/2
In mixed form: 21/2
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