Add 81/10 and 30/18
1st number: 8 1/10, 2nd number: 1 12/18
81/10 + 30/18 is 293/30.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 18 is 90
Next, find the equivalent fraction of both fractional numbers with denominator 90 - For the 1st fraction, since 10 × 9 = 90,
81/10 = 81 × 9/10 × 9 = 729/90 - Likewise, for the 2nd fraction, since 18 × 5 = 90,
30/18 = 30 × 5/18 × 5 = 150/90 - Add the two like fractions:
729/90 + 150/90 = 729 + 150/90 = 879/90 - 879/90 simplified gives 293/30
- So, 81/10 + 30/18 = 293/30
In mixed form: 923/30
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