Add 90/81 and 2/60
1st number: 1 9/81, 2nd number: 2/60
90/81 + 2/60 is 103/90.
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,
90/81 = 90 × 20/81 × 20 = 1800/1620 - Likewise, for the 2nd fraction, since 60 × 27 = 1620,
2/60 = 2 × 27/60 × 27 = 54/1620 - Add the two like fractions:
1800/1620 + 54/1620 = 1800 + 54/1620 = 1854/1620 - 1854/1620 simplified gives 103/90
- So, 90/81 + 2/60 = 103/90
In mixed form: 113/90
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