Add 90/5 and 81/6
1st number: 18 0/5, 2nd number: 13 3/6
90/5 + 81/6 is 63/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 5 and 6 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 5 × 6 = 30,
90/5 = 90 × 6/5 × 6 = 540/30 - Likewise, for the 2nd fraction, since 6 × 5 = 30,
81/6 = 81 × 5/6 × 5 = 405/30 - Add the two like fractions:
540/30 + 405/30 = 540 + 405/30 = 945/30 - 945/30 simplified gives 63/2
- So, 90/5 + 81/6 = 63/2
In mixed form: 311/2
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