Add 18/2 and 45/12
1st number: 9 0/2, 2nd number: 3 9/12
18/2 + 45/12 is 51/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 12 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 2 × 6 = 12,
18/2 = 18 × 6/2 × 6 = 108/12 - Likewise, for the 2nd fraction, since 12 × 1 = 12,
45/12 = 45 × 1/12 × 1 = 45/12 - Add the two like fractions:
108/12 + 45/12 = 108 + 45/12 = 153/12 - 153/12 simplified gives 51/4
- So, 18/2 + 45/12 = 51/4
In mixed form: 123/4
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