Question: What Happens If You Subtract A Negative From A Positive?

What is the rule for adding and subtracting?

Rules of integers for addition and subtraction : 1) If the two numbers have different sign like positive and negative then subtract the two numbers and give the sign of the bigger number.

2) If the two numbers have same sign i.e.

either positive or negative signs then add the two numbers and give the common sign..

What is the rule for adding and subtracting integers?

To add integers having the same sign, keep the same sign and add the absolute value of each number. To add integers with different signs, keep the sign of the number with the largest absolute value and subtract the smallest absolute value from the largest. Subtract an integer by adding its opposite.

Why is a positive times a negative a negative?

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. … Even in such general, non-numerical contexts, the property that the product of two negative things is positive still holds.

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 minus times a minus equal a positive?

Multiplication and Division 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.

How do you subtract negative and 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.

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.

Why do 2 negatives multiplied make a positive?

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

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 multiplication always come first?

Order of operations tells you to perform multiplication and division first, working from left to right, before doing addition and subtraction. Continue to perform multiplication and division from left to right. Next, add and subtract from left to right.

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.

What happens if 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 are the rules for negative and positive numbers?

To get a negative number, you need one negative and one positive number. The rule works the same way when you have more than two numbers to multiply or divide. An even number of negative numbers will give a positive answer. An odd number of negative numbers will give a negative answer.

What is the rule for adding subtracting multiplying and dividing?

Over time, mathematicians have developed a set of rules called the order of operations to determine which operation to do first. The rules are: Multiply and divide from left to right. Add and subtract from left to right.