Add 80/8 and 90/12
1st number: 10 0/8, 2nd number: 7 6/12
80/8 + 90/12 is 35/2.
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,
80/8 = 80 × 3/8 × 3 = 240/24 - Likewise, for the 2nd fraction, since 12 × 2 = 24,
90/12 = 90 × 2/12 × 2 = 180/24 - Add the two like fractions:
240/24 + 180/24 = 240 + 180/24 = 420/24 - 420/24 simplified gives 35/2
- So, 80/8 + 90/12 = 35/2
In mixed form: 171/2
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