Add 9/4 and 21/24
1st number: 2 1/4, 2nd number: 21/24
9/4 + 21/24 is 25/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 4 × 6 = 24,
9/4 = 9 × 6/4 × 6 = 54/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
21/24 = 21 × 1/24 × 1 = 21/24 - Add the two like fractions:
54/24 + 21/24 = 54 + 21/24 = 75/24 - 75/24 simplified gives 25/8
- So, 9/4 + 21/24 = 25/8
In mixed form: 31/8
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