Let the Worst Witch's Mildred Hubble get your class up and moving with this song and movement routine about calculating percentages. Download the lyric sheet so children can sing along with Mildred.

One way to find a percentage of an amount is to use 1%, 10% and 50% as building blocks. 1%, 10% and 50% can be used as building blocks for working out percentages in your head. 1% is 1⁄100.