Add 28/12 and 40/18
1st number: 2 4/12, 2nd number: 2 4/18
28/12 + 40/18 is 41/9.
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,
28/12 = 28 × 3/12 × 3 = 84/36 - Likewise, for the 2nd fraction, since 18 × 2 = 36,
40/18 = 40 × 2/18 × 2 = 80/36 - Add the two like fractions:
84/36 + 80/36 = 84 + 80/36 = 164/36 - 164/36 simplified gives 41/9
- So, 28/12 + 40/18 = 41/9
In mixed form: 45/9
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