Add 14/70 and 42/81
14/70 + 42/81 is 97/135.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 70 and 81 is 5670
Next, find the equivalent fraction of both fractional numbers with denominator 5670 - For the 1st fraction, since 70 × 81 = 5670,
14/70 = 14 × 81/70 × 81 = 1134/5670 - Likewise, for the 2nd fraction, since 81 × 70 = 5670,
42/81 = 42 × 70/81 × 70 = 2940/5670 - Add the two like fractions:
1134/5670 + 2940/5670 = 1134 + 2940/5670 = 4074/5670 - 4074/5670 simplified gives 97/135
- So, 14/70 + 42/81 = 97/135
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