Add 84/5 and 18/8
1st number: 16 4/5, 2nd number: 2 2/8
84/5 + 18/8 is 381/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 8 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 5 × 8 = 40,
84/5 = 84 × 8/5 × 8 = 672/40 - Likewise, for the 2nd fraction, since 8 × 5 = 40,
18/8 = 18 × 5/8 × 5 = 90/40 - Add the two like fractions:
672/40 + 90/40 = 672 + 90/40 = 762/40 - 762/40 simplified gives 381/20
- So, 84/5 + 18/8 = 381/20
In mixed form: 191/20
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