Add 15/8 and 90/54
1st number: 1 7/8, 2nd number: 1 36/54
15/8 + 90/54 is 85/24.
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,
90/54 = 90 × 4/54 × 4 = 360/216 - Add the two like fractions:
405/216 + 360/216 = 405 + 360/216 = 765/216 - 765/216 simplified gives 85/24
- So, 15/8 + 90/54 = 85/24
In mixed form: 313/24
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