Are your children ready to learn how to add multiples of 100 to 3-digit numbers? This Year 3 Add 3 Digits and 100s Fluency Matrix is perfect for you! Featuring a range of fluency style questions that become progressively more difficult, this resource allows children plenty of opportunity to practise!

An answer page is included with this resource to make your marking a breeze. You could even let children mark their own work or that of a partner. Give it a go!