Add 60/12 and 80/81
1st number: 5 0/12, 2nd number: 80/81
60/12 + 80/81 is 485/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 81 is 324
Next, find the equivalent fraction of both fractional numbers with denominator 324 - For the 1st fraction, since 12 × 27 = 324,
60/12 = 60 × 27/12 × 27 = 1620/324 - Likewise, for the 2nd fraction, since 81 × 4 = 324,
80/81 = 80 × 4/81 × 4 = 320/324 - Add the two like fractions:
1620/324 + 320/324 = 1620 + 320/324 = 1940/324 - 1940/324 simplified gives 485/81
- So, 60/12 + 80/81 = 485/81
In mixed form: 580/81
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