Do you need to know what two numbers multiply to 8 and add to 81? In other words, do you need to find the two numbers whose product is 8 and sum is 81? No problem! The two numbers that multiply to 8 and add to 81 are as follows:
0.09889
80.90111
Here is the math to prove that our above answer to "What two numbers multiply to 8 and add to 81?" is correct:
Multiply:
0.09889 × 80.90111 ≈ 8
Add
0.09889 + 80.90111 = 81
The answers above are rounded if necessary. Therefore, if you double check that the answer above is correct by using a calculator, you may find it to be slightly off.
Multiply Add Calculator
Need another answer? Submit another set of values below: