Add 84/8 and 9/12
1st number: 10 4/8, 2nd number: 9/12
84/8 + 9/12 is 45/4.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 12 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 8 × 3 = 24,
84/8 = 84 × 3/8 × 3 = 252/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
9/12 = 9 × 2/12 × 2 = 18/24 - Add the two like fractions:
252/24 + 18/24 = 252 + 18/24 = 270/24 - 270/24 simplified gives 45/4
- So, 84/8 + 9/12 = 45/4
In mixed form: 111/4
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