Add 21/81 and 1/10
21/81 + 1/10 is 97/270.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 10 is 810
Next, find the equivalent fraction of both fractional numbers with denominator 810 - For the 1st fraction, since 81 × 10 = 810,
21/81 = 21 × 10/81 × 10 = 210/810 - Likewise, for the 2nd fraction, since 10 × 81 = 810,
1/10 = 1 × 81/10 × 81 = 81/810 - Add the two like fractions:
210/810 + 81/810 = 210 + 81/810 = 291/810 - 291/810 simplified gives 97/270
- So, 21/81 + 1/10 = 97/270
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