Add 20/10 and 8/81
1st number: 2 0/10, 2nd number: 8/81
20/10 + 8/81 is 170/81.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 10 and 81 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 10 × 81 = 810,
20/10 = 20 × 81/10 × 81 = 1620/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
8/81 = 8 × 10/81 × 10 = 80/810 - Add the two like fractions:
1620/810 + 80/810 = 1620 + 80/810 = 1700/810 - 1700/810 simplified gives 170/81
- So, 20/10 + 8/81 = 170/81
In mixed form: 28/81
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