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 ...

Place value refers to the value of each digit within a number. In the number \({3,147,286}\) the digit \({2}\) has a value of \({200}\) (two hundred). The digit \({3}\) has a value of \({3,000,000}\) ...

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 ...