Add 27/8 and 18/30
1st number: 3 3/8, 2nd number: 18/30
27/8 + 18/30 is 159/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 30 is 120
Next, find the equivalent fraction of both fractional numbers with denominator 120 - For the 1st fraction, since 8 × 15 = 120,
27/8 = 27 × 15/8 × 15 = 405/120 - Likewise, for the 2nd fraction, since 30 × 4 = 120,
18/30 = 18 × 4/30 × 4 = 72/120 - Add the two like fractions:
405/120 + 72/120 = 405 + 72/120 = 477/120 - 477/120 simplified gives 159/40
- So, 27/8 + 18/30 = 159/40
In mixed form: 339/40
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