Question: Does A Minus Times A Minus Equal A Positive?

What happens when you minus two negative numbers?

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.

For example, say we have the problem -2 – –4..

What happens when you times a positive by a negative?

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.

What is the rule for adding and subtracting positive and 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.

Does a minus times a minus equal a plus?

Adding and multiplying combinations of positive and negative numbers can cause confusion and so care must be taken. Two ‘pluses’ make a plus, two ‘minuses’ make a plus. A plus and a minus make a minus.

What is a positive minus a negative?

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.

Why do 2 negatives make a positive?

Each number has an “additive inverse” associated to it (a sort of “opposite” number), which when added to the original number gives zero. … The fact that the product of two negatives is a positive is therefore related to the fact that the inverse of the inverse of a positive number is that positive number back again.

Does a negative and negative make a positive?

When you multiply a negative by a negative you get a positive, because the two negative signs are cancelled out.

Why minus divided by minus is plus?

So there were indeed six charges in total. The number of charges, 6, being the counting-up of the number of events, should be positive. In this real-world context, dividing a minus by a minus, and getting a plus, makes perfect sense. … They are taking advantage of the fact that “minus times minus is plus”.

What is the quotient of two negative numbers?

RULE 3: The quotient of two negative integers is positive.

What happens when you times a minus by a minus?

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 times a positive make 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

Do 2 negatives 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.