Add 18/3 and 45/4
1st number: 6 0/3, 2nd number: 11 1/4
18/3 + 45/4 is 69/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 4 is 12
Next, find the equivalent fraction of both fractional numbers with denominator 12 - For the 1st fraction, since 3 × 4 = 12,
18/3 = 18 × 4/3 × 4 = 72/12 - Likewise, for the 2nd fraction, since 4 × 3 = 12,
45/4 = 45 × 3/4 × 3 = 135/12 - Add the two like fractions:
72/12 + 135/12 = 72 + 135/12 = 207/12 - 207/12 simplified gives 69/4
- So, 18/3 + 45/4 = 69/4
In mixed form: 171/4
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