Add 81/30 and 60/12
1st number: 2 21/30, 2nd number: 5 0/12
81/30 + 60/12 is 77/10.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 30 and 12 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 30 × 2 = 60,
81/30 = 81 × 2/30 × 2 = 162/60 - Likewise, for the 2nd fraction, since 12 × 5 = 60,
60/12 = 60 × 5/12 × 5 = 300/60 - Add the two like fractions:
162/60 + 300/60 = 162 + 300/60 = 462/60 - 462/60 simplified gives 77/10
- So, 81/30 + 60/12 = 77/10
In mixed form: 77/10
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