Add 30/15 and 81/10
1st number: 2 0/15, 2nd number: 8 1/10
30/15 + 81/10 is 101/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 15 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 15 × 2 = 30,
30/15 = 30 × 2/15 × 2 = 60/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
81/10 = 81 × 3/10 × 3 = 243/30 - Add the two like fractions:
60/30 + 243/30 = 60 + 243/30 = 303/30 - 303/30 simplified gives 101/10
- So, 30/15 + 81/10 = 101/10
In mixed form: 101/10
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