Question: Why Do 2 Negatives Make A Positive?

WHO said two negatives make a positive?

Robert McKeeQuote by Robert McKee: “In life two negatives don’t make a positive..

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.

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.

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 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.

Does adding two 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.

What happens when you add a negative to 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.

How do you multiply a negative and a positive?

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.

What is the rule for adding 2 negative 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

Why do you add when you subtract a negative number?

The addition/subtraction tells us which way to face, and the positive/negative tells us if our steps will be forward or backward (regardless of the way we’re facing).

What do you get when you divide a negative by a negative?

Rule 3: a negative number divided by a negative number equals a positive number. Two negatives make a positive, so a negative number divided by a negative number equals a positive number. For example, -8 / -2 = 4.

Does a positive and a positive make a positive?

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

Does subtracting a negative make it positive?

That is, subtracting a negative is the same as adding a positive. … For whatever reason, it seems helpful to use the terms “plus” and “minus” instead, of “add, “subtract”, “positive”, and “negative”. So, for instance, instead of saying “subtracting a negative”, you’d say “minus-ing a minus”.

Why does subtracting two negatives make a positive?

The two negatives cancel each other out, because negative negative would just be another positive. On the other hand, a positive and a negative would equal a negative as the two signs aren’t the same.

What is a positive minus 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. … So we’re changing the two negative signs into a positive, so the equation now becomes -2 + 4.

Why can’t you subtract a negative number?

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.