Add 12/20 and 54/60
12/20 + 54/60 is 3/2.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 20 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 20 × 3 = 60,
12/20 = 12 × 3/20 × 3 = 36/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
54/60 = 54 × 1/60 × 1 = 54/60 - Add the two like fractions:
36/60 + 54/60 = 36 + 54/60 = 90/60 - 90/60 simplified gives 3/2
- So, 12/20 + 54/60 = 3/2
In mixed form: 11/2
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