Add 15/8 and 28/54
1st number: 1 7/8, 2nd number: 28/54
15/8 + 28/54 is 517/216.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 54 is 216
Next, find the equivalent fraction of both fractional numbers with denominator 216 - For the 1st fraction, since 8 × 27 = 216,
15/8 = 15 × 27/8 × 27 = 405/216 - Likewise, for the 2nd fraction, since 54 × 4 = 216,
28/54 = 28 × 4/54 × 4 = 112/216 - Add the two like fractions:
405/216 + 112/216 = 405 + 112/216 = 517/216 - So, 15/8 + 28/54 = 517/216
In mixed form: 285/216
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