Add 12/40 and 90/24
1st number: 12/40, 2nd number: 3 18/24
12/40 + 90/24 is 81/20.
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,
12/40 = 12 × 3/40 × 3 = 36/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
90/24 = 90 × 5/24 × 5 = 450/120 - Add the two like fractions:
36/120 + 450/120 = 36 + 450/120 = 486/120 - 486/120 simplified gives 81/20
- So, 12/40 + 90/24 = 81/20
In mixed form: 41/20
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