Numbers are made of digits. Where a digit is placed in a number tells you what value the digit has. You can use place value headings, like ones, tens and hundreds, to help you understand the value of ...

Space to play or pause, M to mute, left and right arrows to seek, up and down arrows for volume. Hello Brainiacs. It's Ms Kirszman. Time to get mathematical. Okay, let's warm up our brains. I've got a ...

Numbers are made of digits. Where a digit is placed in a number tells you what value the digit has. You can use place value headings, like ones, tens and hundreds, to help you understand the value of ...