Add 40/12 and 18/54
1st number: 3 4/12, 2nd number: 18/54
40/12 + 18/54 is 11/3.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 54 is 108
Next, find the equivalent fraction of both fractional numbers with denominator 108 - For the 1st fraction, since 12 × 9 = 108,
40/12 = 40 × 9/12 × 9 = 360/108 - Likewise, for the 2nd fraction, since 54 × 2 = 108,
18/54 = 18 × 2/54 × 2 = 36/108 - Add the two like fractions:
360/108 + 36/108 = 360 + 36/108 = 396/108 - 396/108 simplified gives 11/3
- So, 40/12 + 18/54 = 11/3
In mixed form: 32/3
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