Add 90/5 and 81/24
1st number: 18 0/5, 2nd number: 3 9/24
90/5 + 81/24 is 171/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 5 × 24 = 120,
90/5 = 90 × 24/5 × 24 = 2160/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
81/24 = 81 × 5/24 × 5 = 405/120 - Add the two like fractions:
2160/120 + 405/120 = 2160 + 405/120 = 2565/120 - 2565/120 simplified gives 171/8
- So, 90/5 + 81/24 = 171/8
In mixed form: 213/8
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