Multiplication is working out how many groups of something you have altogether. Division is working how many you get, after sharing a number between another number. You can use place value charts to ...

Three animated characters perform a barbershop song about place value. They explain that each digit in a number has a value 10 times greater than the number on its right. Children could stand at the ...

Following the onset of the recent global economic crisis, much of the news, especially in advanced economies, was dire. Unemployment was rising, company profits were falling, financial markets were ...