Numbers up to 1000

It lets you pick any number from 0 to 1000 and see it split into hundreds, tens and ones. So 345 has 3 hundreds, 4 tens and 5 ones. It also shows the number in words.

Drag the slider to any number. The lab updates the place-value blocks on screen and writes the number in figures and in words. Try jumping by 100s to feel how big the numbers grow.

A 500-rupee note, page 250 of a story book, or 1000 grams in a kilo. Cricket scores like 350 runs and exam totals out of 500 also use these numbers. They are everywhere once you start looking.

1000 is the smallest 4-digit number. The word thousand comes from old English. In India, 1000 grams equals 1 kilogram, and 1000 metres equals 1 kilometre, so this is a very handy number.