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Decreases the original number
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- Adding a negative number decreases the original number. It is the same as subtracting a positive number.
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Mar 5, 2020 · Multiplying or dividing positive and negative numbers gives a negative number. The rules for multiplication and division are simple: If both numbers are positive, the result is positive. If both numbers are negative, the result is positive. (Basically, the two negative values cancel each other out).
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- Negative Numbers on the Number Line. Negative numbers seem a little scary at first, but they really aren’t that bad. Let’s first re-introduce our number line
- Absolute Value. The absolute value of a number (also called the modulus) is the distance from $ 0$, so it is always a positive number. It is written with two lines around the number, and it is simply the positive value of what’s inside the lines, whether the number is positive or negative.
- Adding and Subtracting Negative Numbers. Let’s talk about adding and subtracting negative numbers. For the number $ -2$, this means that we are two places to the left of the $ 0$ and four places to the left of the $ 2$.
- Multiplying and Dividing Negative Numbers. Now let’s talk about multiplying and dividing with negative numbers. This is actually easier, as there as fewer rules
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Negative integers are numbers that have a value less than zero. They do not include fractions or decimals. For example, -7, -10 are negative integers. When the basic operations of addition, subtraction, multiplication, and divisionare performed on negative numbers, they follow a certain set of rules. 1. The sum of two negative numbers is a negative...
Case 1:When a negative number is added to a negative number, we add the numbers and use the negative sign in the answer. For example, -7 + (- 4) = -7 - 4 = -11. In other words, the sum of two negative numbers always results in a negative number. This can be understood with the help of a number line. The number line rule says, "To add a negative num...
The subtraction of negative numbers is similar to addition. We just need to remember a rule which says: Rule of Subtraction: Change the operation from subtraction to addition, and change the sign of the second number that follows. Case 1:When we need to subtract a positive number from a positive number, we follow the subtraction rule given above. F...
Rule 1:When the signs of the numbers are different, the result is negative. (-) × (+) = (-). In other words, when we multiply a negative number with a positive number, the product is always negativ...Rule 2:When the signs of the numbers are the same, the result is positive. (-) × (-) = (+); (+) × (+) = (+). In other words, when we multiply two negative or two positive numbers, the product is al...Rule 1:When we divide a negative number by a positive number, the result is always negative. (-) ÷ (+) = (-). For example, (-36) ÷ (4) = -9Rule 2:When we divide a negative number by a negative number, the result is always positive. (-) ÷ (-) = (+) For example, (-24) ÷ (-4) = 6Adding A Negative Number. Now let's see what adding and subtracting negative numbers looks like: We can add weights (we are adding negative values) the basket gets pulled downwards (negative)
Here is everything you need to know about negative numbers, including how to add, subtract, multiply, and divide negative numbers and how to order negative numbers. Students will first learn about negative numbers as a part of the number system in 6 th grade.
Apr 25, 2016 · When you attach a minus sign to any number, you negate that number. Negating a number means changing its sign to the opposite sign, so Attaching a minus sign to a positive number makes it negative.
If you're multiplying or dividing a positive number and a negative number, your result will be negative. That's it! You multiply or divide as normal, then use these rules to determine whether the answer is positive or negative.
