Add 84/81 and 63/60
1st number: 1 3/81, 2nd number: 1 3/60
84/81 + 63/60 is 1127/540.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 60 is 1620
Next, find the equivalent fraction of both fractional numbers with denominator 1620 - For the 1st fraction, since 81 × 20 = 1620,
84/81 = 84 × 20/81 × 20 = 1680/1620 - Likewise, for the 2nd fraction, since 60 × 27 = 1620,
63/60 = 63 × 27/60 × 27 = 1701/1620 - Add the two like fractions:
1680/1620 + 1701/1620 = 1680 + 1701/1620 = 3381/1620 - 3381/1620 simplified gives 1127/540
- So, 84/81 + 63/60 = 1127/540
In mixed form: 247/540
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