In every number, each place to the left is 10 times greater and each place to the right is 10 times smaller. The decimal point separates the whole numbers from the parts (or fractions) of a number. An ...

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. Okay, let's get our brains on. I've got four ...

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 ...