Add 28/10 and 28/81
1st number: 2 8/10, 2nd number: 28/81
28/10 + 28/81 is 1274/405.
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,
28/10 = 28 × 81/10 × 81 = 2268/810 - Likewise, for the 2nd fraction, since 81 × 10 = 810,
28/81 = 28 × 10/81 × 10 = 280/810 - Add the two like fractions:
2268/810 + 280/810 = 2268 + 280/810 = 2548/810 - 2548/810 simplified gives 1274/405
- So, 28/10 + 28/81 = 1274/405
In mixed form: 359/405
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