For years, a French mathematician searched for a proof that a gigantic number is prime. His method is still used 150 years ...

Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about ...

A new collection of research papers examines how humans conceptualize numbers and the numeral systems we’ve build around them ...

A factor is a number which divides into another number, without leaving a remainder. Factors should be whole, positive numbers. Factors always come in pairs. This pair will always multiply together to ...

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 ...