Decimals

When adding decimals it is very important that the decimal points line up under each other.

Using the standard written method to efficiently add decimals.

Tricky addition of decimals - make sure decimal points line up vertically.

Harder practice of written addition of decimals.

A further look at adding two 3-digit numbers which are decimals.

Fun activities, adding and ordering decimals.

The formal written method of subtraction using 5-digit numbers (money and decimals).

Bar models to help understanding when working out decimals that total 1 (to 2 decimal places)

Bar models to help understanding when working out decimals that total 1 (to 3 decimal places)

Adding numbers with different decimal places.

More practice for adding decimals.

Written subtraction of decimals with a different number of decimal places.