Start by completing the calculation using positive numbers first, then use the sign rules to find the sign of the answer. Image caption, This multiplication table includes both positive and negative ...

What are positive and negative numbers? Any number above zero is a positive number. Positive numbers are written with no sign or a '\({+}\)' sign in front of them and they are counted up from zero to ...

Have you ever sat in a math classroom and wondered, “When will I ever use this?” You might have asked yourself this question when you first encountered “imaginary” numbers, and with good reason: What ...