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mathswithmum.com
Mental Addition of 2-Digit Numbers - Maths with Mum
Mental Addition of 2-Digit Numbers Example Video Questions Lesson Share to Google Classroom Example Video Questions Lesson Share to Google Classroom To add 2-digit numbers mentally, it is important to know the addition results shown above. To add two numbers mentally, add the digits separately.Add the tens digits and then look at the ones ...
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