Add 16/81 and 56/70
16/81 + 56/70 is 404/405.
Steps for adding fractions
- Find the least common denominator or LCM of the two denominators:
LCM of 81 and 70 is 5670
Next, find the equivalent fraction of both fractional numbers with denominator 5670 - For the 1st fraction, since 81 × 70 = 5670,
16/81 = 16 × 70/81 × 70 = 1120/5670 - Likewise, for the 2nd fraction, since 70 × 81 = 5670,
56/70 = 56 × 81/70 × 81 = 4536/5670 - Add the two like fractions:
1120/5670 + 4536/5670 = 1120 + 4536/5670 = 5656/5670 - 5656/5670 simplified gives 404/405
- So, 16/81 + 56/70 = 404/405
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