Add 12/3 and 7/8
1st number: 4 0/3, 2nd number: 7/8
123 + 78 is 398.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 8 is 24
Next, find the equivalent fraction of both fractional numbers with denominator 24 - For the 1st fraction, since 3 × 8 = 24,
123 = 12 × 83 × 8 = 9624 - Likewise, for the 2nd fraction, since 8 × 3 = 24,
78 = 7 × 38 × 3 = 2124 - Add the two like fractions:
9624 + 2124 = 96 + 2124 = 11724 - 117/24 simplified gives 398
- So, 12/3 + 7/8 = 39/8
In mixed form: 478
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