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 ...

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 ...

(gentle music) (bells chime) (animation boings) (animations screeching) - [Children] Math Mights. - Welcome back, Math Mights. Are you ready to have some fun with me doing math? My name is Mrs.

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 ...

Want to help your second-grader master the basics of 2nd grade math? Here are some of the skills your child will be learning in the classroom. Count forward within 1000. Count by 5s. Count and add by ...

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 ...