January 10, 2012
If your child is learning his addition facts, he has probably been introduced to the concept of number sentences. What exactly is a number sentence? An addition number sentence has 2 numbers (or addends) being added together, along with the answer. For example, “4+2=6” is a number sentence, as it includes both the addition question [...]
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December 20, 2011
You may not be familiar with the term “regrouping”. You may remember it being called subtraction with “borrowing”. We have gone away from calling it borrowing and tend to call it regrouping now, simply because that is exactly what the numbers are doing; they are regrouping themselves between columns. The idea of “borrowing” implies that [...]
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