Add 18/6 and 12/40
1st number: 3 0/6, 2nd number: 12/40
18/6 + 12/40 is 33/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 6 and 40 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 6 × 20 = 120,
18/6 = 18 × 20/6 × 20 = 360/120 - Likewise, for the 2nd fraction, since 40 × 3 = 120,
12/40 = 12 × 3/40 × 3 = 36/120 - Add the two like fractions:
360/120 + 36/120 = 360 + 36/120 = 396/120 - 396/120 simplified gives 33/10
- So, 18/6 + 12/40 = 33/10
In mixed form: 33/10
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