They determine distances and signs when working with integers and rational numbers on the number line. They multiply and divide integers and rational numbers, involving negatives and absolute values.

Dividing is the opposite of multiplying. When you divide a decimal number by 10, 100 and 1000, the place value of the digits in the number decrease. Place value is the position of a digit in a number.

When good mathematicians are stuck on a problem, they see if they can simplify it. In long multiplication we break the sum down into parts that we can easily answer and then add the parts together ...

Connections is one of the best puzzle games from the New York Times. The game tasks you with categorizing a pool of 16 words into four secret (for now) groups by figuring out how the words relate ...