Why When You Subtract A Negative Is Positive?

Is a positive times a negative a positive?

Rule 1: A positive number times a positive number gives you a positive number.

Rule 2: A positive number times a negative number gives you a negative number.

Example 2: This is new – for example, you might have 4 x -3.

The 4 is positive, but the 3 is negative, so our answer has to be negative..

How do you subtract negative numbers?

Subtracting a number is the same as adding its opposite. So, subtracting a positive number is like adding a negative; you move to the left on the number line. Subtracting a negative number is like adding a positive; you move to the right on the number line.

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 is a negative plus a negative?

When you are adding a negative number to a negative number, it becomes subtraction, where you start from a negative point on the numbers line and move left. For example, -3 + (-2). … You need to ignore the plus sign and recognize that the second negative means you are subtracting that number.

Do 2 negatives make a positive when multiplying?

There are two simple rules to remember: When you multiply a negative number by a positive number then the product is always negative. When you multiply two negative numbers or two positive numbers then the product is always positive. … Now we have two negative numbers, so the result is positive.

Do 3 negatives equal a positive?

Rule 3: A negative number times a negative number, equals a positive number. Two negatives make a positive, so a negative number times a negative number makes a positive number. … -2 x -4 are both negative, so we know the answer is going to be positive.

Why does minus and minus equal plus?

Originally Answered: Why does a minus to minus become a plus? When you negate a number, you are finding the value that, when added to the original number, yields 0. That value is called the additive inverse for that reason. When the original number is positive, its additive inverse is negative.

What are the rules for adding subtracting multiplying and dividing positive and negative 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.

How do you subtract negative and positive 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.

What is a negative plus a positive?

If a positive and a negative number are multiplied or divided, the answer is negative.

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

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.

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?

Does a positive times a negative equal a positive?

Most students are quick to agree that a negative number can be represented as a number times -1. The illustration of a negative times a positive is easier to understand. So if we take a number and multiply the number times -1 it is represented below: (-1)x = -x….Negative * NegativePositiveI don’t never goI go2 more rows

What is the rule for multiplying and dividing positive and negative numbers?

With two numbers, the rules for multiplying and dividing positive and negative numbers are not only simple, but they’re also the same for both operations: When multiplying or dividing two numbers, if the two signs are the same, the result is positive, and if the two signs are different, the result is negative.