Decimal unit orders

To express a quantity lower than a unit, we use the decimal digits:

- When we divide a unit into ten parts, each part is a tenth.

- When we divide a unit into one hundred parts, each part is a hundredth.

- When we divide a unit into a thousand parts, each part is a thousandth.

- ……, ten thousandth, hundred thousandth, millionth…

Exercise: answer these questions:

a) How many hundredths are there in 1000 thousandths?
b) How many hundredths are there in 8 tenths?
c) How many hundredths are there in 2000 ten thousandths?
d) How many ten thousandths are there in 5 tens?

solutions: a) 100; b) 80; c) 20; d) 50000