Do you need to know what two numbers multiply to -81 and add to 196? In other words, do you need to find the two numbers whose product is -81 and sum is 196? No problem! The two numbers that multiply to -81 and add to 196 are as follows:
-0.4124
196.4124
Here is the math to prove that our above answer to "What two numbers multiply to -81 and add to 196?" is correct:
Multiply:
-0.4124 × 196.4124 ≈ -81
Add
-0.4124 + 196.4124 = 196
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: