Miss James teaches you the valuable "counting on" strategy to help you solve tricky addition problems.

You can tell what iPhone you have by checking the "About" page in the Settings app, which will give you the model name and number.

Explains the concept of zero in mathematics, emphasizing its role as a number that represents the empty set. It illustrates how zero is used in addition and subtraction, showing that adding or ...

Adding fractions on a number line works the same as adding whole numbers. But how can students convert that line segment back into a fraction?