Add 90/5 and 21/24
1st number: 18 0/5, 2nd number: 21/24
90/5 + 21/24 is 151/8.
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,
21/24 = 21 × 5/24 × 5 = 105/120 - Add the two like fractions:
2160/120 + 105/120 = 2160 + 105/120 = 2265/120 - 2265/120 simplified gives 151/8
- So, 90/5 + 21/24 = 151/8
In mixed form: 187/8
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