Add 81/3 and 10/42
1st number: 27 0/3, 2nd number: 10/42
81/3 + 10/42 is 572/21.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 3 and 42 is 42
Next, find the equivalent fraction of both fractional numbers with denominator 42 - For the 1st fraction, since 3 × 14 = 42,
81/3 = 81 × 14/3 × 14 = 1134/42 - Likewise, for the 2nd fraction, since 42 × 1 = 42,
10/42 = 10 × 1/42 × 1 = 10/42 - Add the two like fractions:
1134/42 + 10/42 = 1134 + 10/42 = 1144/42 - 1144/42 simplified gives 572/21
- So, 81/3 + 10/42 = 572/21
In mixed form: 275/21
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