Add 12/2 and 81/60
1st number: 6 0/2, 2nd number: 1 21/60
12/2 + 81/60 is 147/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 2 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 2 × 30 = 60,
12/2 = 12 × 30/2 × 30 = 360/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
81/60 = 81 × 1/60 × 1 = 81/60 - Add the two like fractions:
360/60 + 81/60 = 360 + 81/60 = 441/60 - 441/60 simplified gives 147/20
- So, 12/2 + 81/60 = 147/20
In mixed form: 77/20
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