Do you need to know what two numbers multiply to 7 and add to -81? In other words, do you need to find the two numbers whose product is 7 and sum is -81? No problem! The two numbers that multiply to 7 and add to -81 are as follows:
-80.91349
-0.08651
Here is the math to prove that our above answer to "What two numbers multiply to 7 and add to -81?" is correct:
Multiply:
-80.91349 × -0.08651 ≈ 7
Add
-80.91349 + -0.08651 = -81
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: