Add 81/3 and 42/10
1st number: 27 0/3, 2nd number: 4 2/10
81/3 + 42/10 is 156/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 10 is 30
Next, find the equivalent fraction of both fractional numbers with denominator 30 - For the 1st fraction, since 3 × 10 = 30,
81/3 = 81 × 10/3 × 10 = 810/30 - Likewise, for the 2nd fraction, since 10 × 3 = 30,
42/10 = 42 × 3/10 × 3 = 126/30 - Add the two like fractions:
810/30 + 126/30 = 810 + 126/30 = 936/30 - 936/30 simplified gives 156/5
- So, 81/3 + 42/10 = 156/5
In mixed form: 311/5
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