Add 40/12 and 5/18
1st number: 3 4/12, 2nd number: 5/18
40/12 + 5/18 is 65/18.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 18 is 36
Next, find the equivalent fraction of both fractional numbers with denominator 36 - For the 1st fraction, since 12 × 3 = 36,
40/12 = 40 × 3/12 × 3 = 120/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
5/18 = 5 × 2/18 × 2 = 10/36 - Add the two like fractions:
120/36 + 10/36 = 120 + 10/36 = 130/36 - 130/36 simplified gives 65/18
- So, 40/12 + 5/18 = 65/18
In mixed form: 311/18
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