Add 20/15 and 18/8
1st number: 1 5/15, 2nd number: 2 2/8
20/15 + 18/8 is 43/12.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 8 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 15 × 8 = 120,
20/15 = 20 × 8/15 × 8 = 160/120 - Likewise, for the 2nd fraction, since 8 × 15 = 120,
18/8 = 18 × 15/8 × 15 = 270/120 - Add the two like fractions:
160/120 + 270/120 = 160 + 270/120 = 430/120 - 430/120 simplified gives 43/12
- So, 20/15 + 18/8 = 43/12
In mixed form: 37/12
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