Add 18/40 and 25/12
1st number: 18/40, 2nd number: 2 1/12
18/40 + 25/12 is 38/15.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 40 and 12 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 40 × 3 = 120,
18/40 = 18 × 3/40 × 3 = 54/120 - Likewise, for the 2nd fraction, since 12 × 10 = 120,
25/12 = 25 × 10/12 × 10 = 250/120 - Add the two like fractions:
54/120 + 250/120 = 54 + 250/120 = 304/120 - 304/120 simplified gives 38/15
- So, 18/40 + 25/12 = 38/15
In mixed form: 28/15
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