Hello, I'm Mr Firth, and I need your help today as we learn to add and subtract within ten. You can use lots of things to help you add and subtract. Counters, number lines and even your fingers. Let's ...

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When you subtract using large numbers, it's often better to use a written method. Column subtraction is a good written method to take one number away from another. It involves writing the smaller ...

The goats and their friends are having a party, but they need your help to reach the piñata. As a team, use your knowledge of tens and ones place values to help the goats release the treats from the ...