Add 12/80 and 54/60
12/80 + 54/60 is 21/20.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 80 and 60 is 240
Next, find the equivalent fraction of both fractional numbers with denominator 240 - For the 1st fraction, since 80 × 3 = 240,
12/80 = 12 × 3/80 × 3 = 36/240 - Likewise, for the 2nd fraction, since 60 × 4 = 240,
54/60 = 54 × 4/60 × 4 = 216/240 - Add the two like fractions:
36/240 + 216/240 = 36 + 216/240 = 252/240 - 252/240 simplified gives 21/20
- So, 12/80 + 54/60 = 21/20
In mixed form: 11/20
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