Add 16/81 and 18/70
16/81 + 18/70 is 1289/2835.
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,
18/70 = 18 × 81/70 × 81 = 1458/5670 - Add the two like fractions:
1120/5670 + 1458/5670 = 1120 + 1458/5670 = 2578/5670 - 2578/5670 simplified gives 1289/2835
- So, 16/81 + 18/70 = 1289/2835
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