Add 45/24 and 21/5
1st number: 1 21/24, 2nd number: 4 1/5
45/24 + 21/5 is 243/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 5 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
45/24 = 45 × 5/24 × 5 = 225/120 - Likewise, for the 2nd fraction, since 5 × 24 = 120,
21/5 = 21 × 24/5 × 24 = 504/120 - Add the two like fractions:
225/120 + 504/120 = 225 + 504/120 = 729/120 - 729/120 simplified gives 243/40
- So, 45/24 + 21/5 = 243/40
In mixed form: 63/40
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