Add 81/12 and 63/60
1st number: 6 9/12, 2nd number: 1 3/60
81/12 + 63/60 is 39/5.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 12 and 60 is 60
Next, find the equivalent fraction of both fractional numbers with denominator 60 - For the 1st fraction, since 12 × 5 = 60,
81/12 = 81 × 5/12 × 5 = 405/60 - Likewise, for the 2nd fraction, since 60 × 1 = 60,
63/60 = 63 × 1/60 × 1 = 63/60 - Add the two like fractions:
405/60 + 63/60 = 405 + 63/60 = 468/60 - 468/60 simplified gives 39/5
- So, 81/12 + 63/60 = 39/5
In mixed form: 74/5
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