Do you need to know what two numbers multiply to -40 and add to 100? In other words, do you need to find the two numbers whose product is -40 and sum is 100? No problem! The two numbers that multiply to -40 and add to 100 are as follows:
-0.39841
100.39841
Here is the math to prove that our above answer to "What two numbers multiply to -40 and add to 100?" is correct:
Multiply:
-0.39841 × 100.39841 ≈ -40
Add
-0.39841 + 100.39841 = 100
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.
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