Add 20/14 and 45/81
1st number: 1 6/14, 2nd number: 45/81
20/14 + 45/81 is 125/63.
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,
20/14 = 20 × 81/14 × 81 = 1620/1134 - Likewise, for the 2nd fraction, since 81 × 14 = 1134,
45/81 = 45 × 14/81 × 14 = 630/1134 - Add the two like fractions:
1620/1134 + 630/1134 = 1620 + 630/1134 = 2250/1134 - 2250/1134 simplified gives 125/63
- So, 20/14 + 45/81 = 125/63
In mixed form: 162/63
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