Rounding to the Nearest Whole Number, 1, 2 or 3 decimal places

In this worksheet we will practise rounding numbers to the nearest whole number and 1, 2 and 3 decimal places.

Rounding numbers makes them easier to use and whilst keeping it close to the original number.

Whole Number

When we round to the nearest whole number, we look at the 1st decimal place. If it is 5 or above, we round up, if not we round down.

23.4966 rounds to 23 to the nearest whole number.

1 dp

When we round to 1 decimal place, we look at the 2^nd decimal place.  If it is 5 or above, we round up.

23.4966 rounds to 23.5 to 1 dp.

2 dps

When we round to 2 decimal places, we look at the 3^nd decimal place.  If it is 5 or above, we round up.

23.4966 rounds to 23.50 to 2 dps.

3 dps

When we round to 3 decimal places, we look at the 4^th decimal place.  If it is 5 or above, we round up.

23.4963 rounds to 23.496 to 3 dps.