Do you need to know what two numbers multiply to 128 and add to -191? In other words, do you need to find the two numbers whose product is 128 and sum is -191? No problem! The two numbers that multiply to 128 and add to -191 are as follows:
-190.32747
-0.67253
Here is the math to prove that our above answer to "What two numbers multiply to 128 and add to -191?" is correct:
Multiply:
-190.32747 × -0.67253 ≈ 128
Add
-190.32747 + -0.67253 = -191
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: