Place value chart shows numbers beyond the decimal point. Beyond the decimal point we have tenths, hundredths and thousandths. Thousandths can be represented as a fraction and as a decimal.

Let's look at some examples. Set out the calculation, making sure each digit is lined up in the correct column based on its place value and that the decimal points are directly underneath one another.

The humble decimal point may have been invented about 150 years before we previously thought. Experts had previously credited ...