Students use place value and expanded form to subtract 3-digit numbers. Students apply phonics skills to learn about the preconsonantal nasal -ng and the strategy of a KWL chart. Students use place ...

Subtracting larger numbers in your head is not always easy, so you can use the column method to take one number away from another. You write the larger number above the smaller number, so that the ...

What They Need To Know: In math, students extend their understanding of place value to the hundreds place. They will use this to solve word problems, such as those involving length and other units of ...

In math, students will extend their understanding of place value to the hundreds place. They will use this to solve word problems, such as those involving length and other units of measure. Students ...

The present paper describes the success, the methods (mental, informal written, standard algorithm) and the strategies of informal written arithmetic to be observed when 300 elementary students worked ...

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