Number lines are a great way to compare numbers. They also help you to order numbers, understand place value and estimate where a number is. Watch this video to find out more. This number line shows ...

When you estimate a number you decide approximately, or roughly, how big that number is. To estimate accurately, you need to have a good understanding of the value and order of numbers. A number line ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hello brainiacs, I'm Ms Kirszman. Let's get mathematical. I love receiving really challenging tasks to ...