Add 9/8 and 81/10
1st number: 1 1/8, 2nd number: 8 1/10
9/8 + 81/10 is 369/40.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 8 and 10 is 40
Next, find the equivalent fraction of both fractional numbers with denominator 40 - For the 1st fraction, since 8 × 5 = 40,
9/8 = 9 × 5/8 × 5 = 45/40 - Likewise, for the 2nd fraction, since 10 × 4 = 40,
81/10 = 81 × 4/10 × 4 = 324/40 - Add the two like fractions:
45/40 + 324/40 = 45 + 324/40 = 369/40 - So, 9/8 + 81/10 = 369/40
In mixed form: 99/40
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