Add 27/4 and 3/15
1st number: 6 3/4, 2nd number: 3/15
27/4 + 3/15 is 139/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 4 and 15 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 4 × 15 = 60,
27/4 = 27 × 15/4 × 15 = 405/60 - Likewise, for the 2nd fraction, since 15 × 4 = 60,
3/15 = 3 × 4/15 × 4 = 12/60 - Add the two like fractions:
405/60 + 12/60 = 405 + 12/60 = 417/60 - 417/60 simplified gives 139/20
- So, 27/4 + 3/15 = 139/20
In mixed form: 619/20
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