Add 9/4 and 90/5
1st number: 2 1/4, 2nd number: 18 0/5
9/4 + 90/5 is 81/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 5 is 20
Next, find the equivalent fraction of both fractional numbers with denominator 20 - For the 1st fraction, since 4 × 5 = 20,
9/4 = 9 × 5/4 × 5 = 45/20 - Likewise, for the 2nd fraction, since 5 × 4 = 20,
90/5 = 90 × 4/5 × 4 = 360/20 - Add the two like fractions:
45/20 + 360/20 = 45 + 360/20 = 405/20 - 405/20 simplified gives 81/4
- So, 9/4 + 90/5 = 81/4
In mixed form: 201/4
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