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What else can I help you with?
Is each rational number a positive number?
Not necessarily.
Why does a positive minus a positive equal a positive?
It is NOT necessarily a positive. It will be positive only if it is a larger number minus a smaller number.
Does a negetive number plus a positive number equal a negetive number?
Not necessarily. A negative number plus a positive number can be negative, zero or positive.
Is the sum of a positive and negative number always a negative number?
Not necessarily; a positive number plus a negative number will be a positive number if the positive number is greater. Example: 10 + (-6) = 4
Is the difference of two natural number is positive?
Not necessarily. If you swap them, the difference will be negative.
Can -x represent a positive number?
Yes, if x is a negative number.
What does the number of protons represent?
positive charge in the atom
Is an irrational number negative?
Not necessarily. Irrational numbers can be negative or positive.
Does multiplication by a positive number makes positive numbers larger?
Not necessarily. For example, if you multiply one million by 0.001 (which is a positive number), you get a thousand, which is less than a million.
Does a negative number and a positive number equal a negative number?
Not necessarily. If the quantity of the negative number is more than the positive number, then the answer will be both numbers' difference with the sign of the negative number since it is greater. If the positive number is greater, then the operations are vice versa ( backwards)
Why does the expression -a does not always represent a negative number?
* If "a" is positive, "-a" is negative.* If "a" is negative, "-a" is positive. * If "a" is zero, "-a" is zero. If you want to force a negative number, you can write -|a|, i.e., the negative of the absolute value.
What is divisible by one?
Every number except zero is divisible by 1 but the result won't always necessarily be a whole number or a positive number.
