Quick Answer: Why When You Subtract A Negative Is Positive?

What happens when you add a negative and a positive?

When you are adding a negative number to a positive number you are effectively subtracting the second number from the first.

And then you add the negative number, which means you are moving to the left – in the negative direction.

Basically you are subtracting the 2.

The answer is 2..

What is the rule for adding and subtracting negative numbers?

When adding positive numbers, count to the right. When adding negative numbers, count to the left. When subtracting positive numbers, count to the left. When subtracting negative numbers, count to the right.

How do you subtract positive and negative integers?

To subtract integers, change the sign on the integer that is to be subtracted. If both signs are positive, the answer will be positive. If both signs are negative, the answer will be negative. If the signs are different subtract the smaller absolute value from the larger absolute value.

Why do 2 negatives equal a positive?

When you multiply a negative by a negative you get a positive, because the two negative signs are cancelled out. Why don’t the positive signs cancel out?

What is a negative times a positive?

Rule 2: A negative number times a positive number equals a negative number. When you multiply a negative number to a positive number, your answer is a negative number. It doesn’t matter which order the positive and negative numbers are in that you are multiplying, the answer is always a negative number.

What are the rules for negative and positive numbers?

The Rules:RuleExample+(+)Two like signs become a positive sign3+(+2) = 3 + 2 = 5−(−)6−(−3) = 6 + 3 = 9+(−)Two unlike signs become a negative sign7+(−2) = 7 − 2 = 5−(+)8−(+2) = 8 − 2 = 62 more rows

How do you add subtract multiply and divide negative and positive numbers?

The rule for multiplying and dividing is very similar to the rule for adding and subtracting.When the signs are different the answer is negative.When the signs are the same the answer is positive.

Does a negative add a negative make a positive?

When you have two negative signs, one turns over, and they add together to make a positive. If you have a positive and a negative, there is one dash left over, and the answer is negative.

What happens when you subtract a negative from a negative?

Rule 3: Subtracting a negative number from a negative number – a minus sign followed by a negative sign, turns the two signs into a plus sign. So, instead of subtracting a negative, you are adding a positive. Basically, – (-4) becomes +4, and then you add the numbers.