Add 30/40 and 81/24
1st number: 30/40, 2nd number: 3 9/24
30/40 + 81/24 is 33/8.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 24 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
30/40 = 30 × 3/40 × 3 = 90/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
81/24 = 81 × 5/24 × 5 = 405/120 - Add the two like fractions:
90/120 + 405/120 = 90 + 405/120 = 495/120 - 495/120 simplified gives 33/8
- So, 30/40 + 81/24 = 33/8
In mixed form: 41/8
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