Do you need to know what two numbers multiply to 1 and add to -28? In other words, do you need to find the two numbers whose product is 1 and sum is -28? No problem! The two numbers that multiply to 1 and add to -28 are as follows:
-27.96424
-0.03576
Here is the math to prove that our above answer to "What two numbers multiply to 1 and add to -28?" is correct:
Multiply:
-27.96424 × -0.03576 ≈ 1
Add
-27.96424 + -0.03576 = -28
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: