Add 15/40 and 54/24
1st number: 15/40, 2nd number: 2 6/24
15/40 + 54/24 is 21/8.
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,
15/40 = 15 × 3/40 × 3 = 45/120 - Likewise, for the 2nd fraction, since 24 × 5 = 120,
54/24 = 54 × 5/24 × 5 = 270/120 - Add the two like fractions:
45/120 + 270/120 = 45 + 270/120 = 315/120 - 315/120 simplified gives 21/8
- So, 15/40 + 54/24 = 21/8
In mixed form: 25/8
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