Add 8/14 and 21/81
8/14 + 21/81 is 157/189.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 14 and 81 is 1134
Next, find the equivalent fraction of both fractional numbers with denominator 1134 - For the 1st fraction, since 14 × 81 = 1134,
8/14 = 8 × 81/14 × 81 = 648/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
21/81 = 21 × 14/81 × 14 = 294/1134 - Add the two like fractions:
648/1134 + 294/1134 = 648 + 294/1134 = 942/1134 - 942/1134 simplified gives 157/189
- So, 8/14 + 21/81 = 157/189
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