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 ...

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 ...

Decompose numbers to subtract. Engage in a Number Talk focused on subtraction strategies. Decompose numbers to subtract. Engage in a Number Talk focused on subtraction strategies. Can you solve 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 ...

Column subtraction is a way of subtracting larger numbers. It is called column subtraction, because you write one number underneath the other, using place value to sort the tens and ones in separate ...

Refresh your knowledge with these guides on place value and calculations with whole numbers. Write the numbers one underneath the other, lining up the units place value digits. Start on the left to ...