Want to help your first-grader master math? Here are some of the skills your child will be learning in the classroom. Understand place value in one- and two-digit numbers. Understand that in two-digit ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hello! Today we're going to break numbers into their parts. Numbers are written in parts. When we look ...

When you are solving an addition calculation with a two-digit number, you need to think about tens and ones. A place value chart can help you to see the value of each digit in a number. For example, ...