Do you need to know what two numbers multiply to -40 and add to 70? In other words, do you need to find the two numbers whose product is -40 and sum is 70? No problem! The two numbers that multiply to -40 and add to 70 are as follows:
-0.56684
70.56684
Here is the math to prove that our above answer to "What two numbers multiply to -40 and add to 70?" is correct:
Multiply:
-0.56684 × 70.56684 ≈ -40
Add
-0.56684 + 70.56684 = 70
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.
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