Add 8/81 and 90/60
1st number: 8/81, 2nd number: 1 30/60
8/81 + 90/60 is 259/162.
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,
8/81 = 8 × 20/81 × 20 = 160/1620 - Likewise, for the 2nd fraction, since 60 × 27 = 1620,
90/60 = 90 × 27/60 × 27 = 2430/1620 - Add the two like fractions:
160/1620 + 2430/1620 = 160 + 2430/1620 = 2590/1620 - 2590/1620 simplified gives 259/162
- So, 8/81 + 90/60 = 259/162
In mixed form: 197/162
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