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To subtract a negative number, you must change the subtraction sign to an addition sign, then make the second number its opposite.

Ex. (-9)-(-13)

(-9)+(+13)=4

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Q: How do you subtract a negative number?
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Related questions

Does a negative number subtract a positive number equal a negative number?

Yes.


Do you add or subtract when you have a negative number and a positive?

Subtract and add the sign of the greater number.


Does a negative number minus a positive equal a negative?

That is correct. If you subtract a positive number from a negative number, your result is negative.


How do you subtract a positive and negative number?

You have to take the negative sign away from the negative number and add them.


Does a negative minus a number equal a positive?

That is correct. If you subtract a positive number from a negative number, your result is negative.


When you subtract a negative by a negative what do you get?

depends if the first number is bigger than the second number than it is a negative


How do you subtract a positive number by a negative number?

A little awkwardly phrased, so I'll answer both ways. To subtract a negative from anything, add its positive. To subtract a positive from a negative, the equation is treated as though you are adding two postives, the result is negative.


How do i subtract 110-150?

The answer to the problem is -40. When you subtract a larger number from a smaller number, the result is a negative number.


When you subtract a negative number from another negative number do you get a positive or a negative number?

always a negative number. just think about going backwards on a number line.


When you subtract integers do you always move left on a number line?

No.If you subtract a positive number, you move to the left.If you subtract a negative number, you move to the right.


When you subtract a negative from a positive is that a gain or loss?

When you subtract a negative number from a positive number, it is equivalent to adding the two numbers together. Therefore, it is a gain.


What could you subtract from the number 10 to get an answer that is bigger than 10?

If you subtract a negative number from another number, you always get a bigger number. That is because minus a minus is a plus So you could subtract any negative number from 10 and answer is bigger than 10.