Add 81/24 and 3/20
1st number: 3 9/24, 2nd number: 3/20
81/24 + 3/20 is 141/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 24 and 20 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 24 × 5 = 120,
81/24 = 81 × 5/24 × 5 = 405/120 - Likewise, for the 2nd fraction, since 20 × 6 = 120,
3/20 = 3 × 6/20 × 6 = 18/120 - Add the two like fractions:
405/120 + 18/120 = 405 + 18/120 = 423/120 - 423/120 simplified gives 141/40
- So, 81/24 + 3/20 = 141/40
In mixed form: 321/40
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