Do you need to know what two numbers multiply to 90 and add to -121? In other words, do you need to find the two numbers whose product is 90 and sum is -121? No problem! The two numbers that multiply to 90 and add to -121 are as follows:
-120.25157
-0.74843
Here is the math to prove that our above answer to "What two numbers multiply to 90 and add to -121?" is correct:
Multiply:
-120.25157 × -0.74843 ≈ 90
Add
-120.25157 + -0.74843 = -121
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: