Why 2 minus plus?
When two positive numbers are multiplied or divided by each other, the answer is yes. When two negative numbers are multiplied or divided together, the answer is yes. If a positive number and a negative number are multiplied or divided, the answer is no.
Why do two less make an advantage?
Each number is associated with an additive reciprocal (a kind of opposite number) which, added to the original number, is zero. … So the fact that the product of two negative numbers is positive is because the inverse of the inverse of the positive number is again that positive number.
Do two disadvantages make an advantage?
Adding and multiplying combinations of positive and negative numbers can be confusing, so caution is advised. Two advantages are an advantage, two disadvantages are an advantage. More and less give less.
Why is the sum of two negatives negative?
The sum of two negative numbers is always negative because adding two negative numbers reduces their value even more, while two negative numbers are positive because they cancel the negativity of the other, giving a positive product.
Does two less divided give an advantage?
If you multiply/divide two numbers with the same sign, the answer is yes. If the two signs are different, the answer is no. So if we divide the negative by the positive, the answer is no.
What happens if you subtract two negative numbers?
Rule 3: Subtract a negative number from a negative number: A minus sign followed by a minus sign converts both signs to a plus sign. So instead of subtracting a minus, add a plus. … So let’s change the two negative signs to positive, so now the equation becomes 2 + 4.
What is a positive negative?
Rule 2: A negative number multiplied by a positive number gives a negative number. If you multiply a negative number by a positive number, the result is a negative number. Regardless of the order in which positive and negative numbers are multiplied, the result will always be a negative number.
What is positive plus negative?
If it has two negative signs, one is reversed and they add a positive sign. If you have a positive and negative result, there is a script and the answer is negative.
How many times less more?
Rule 2: A negative number multiplied by a positive number gives a negative number. If you multiply a negative number by a positive number, you will get a negative number. Regardless of the order in which positive and negative numbers are multiplied, the result will always be a negative number.
What is the rule for adding two negative numbers?
Adding two negative numbers is easy: just add two negative arrows, so it’s like normal addition, but in the opposite direction. Example: 4 + 6 = 10 and -4 – 6 = -4 + (-6) = -10.
What is the quotient of two negative numbers?
RULE 1: The ratio of a positive integer to a negative integer is negative. RULE 2: The quotient of two natural numbers is positive. RULE 3: The quotient of two negative integers is positive. If the signs are different, the answer is no.