Add 21/2 and 90/24
1st number: 10 1/2, 2nd number: 3 18/24
21/2 + 90/24 is 57/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 24 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 2 × 12 = 24,
21/2 = 21 × 12/2 × 12 = 252/24 - Likewise, for the 2nd fraction, since 24 × 1 = 24,
90/24 = 90 × 1/24 × 1 = 90/24 - Add the two like fractions:
252/24 + 90/24 = 252 + 90/24 = 342/24 - 342/24 simplified gives 57/4
- So, 21/2 + 90/24 = 57/4
In mixed form: 141/4
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