Addition & subtraction strategies to solve two-digit equations using an open number line. In this lesson, students go over using different addition and subtraction strategies to solve two-digit ...

Helping students to develop math fluency takes more than just flash cards. It requires teaching them how to think about ...

Whether you’re traveling abroad and trying to avoid roaming charges or simply looking for a better way to manage your work-life balance, setting up a second line on your iPhone is a great way to help ...

When you divide, you share or group an amount into a number of equal parts. Division is normally represented by the symbol ‘÷’. Division is the opposite of multiplication. Why not see how much you ...

When you estimate a number you decide approximately, or roughly, how big that number is. To estimate accurately, you need to have a good understanding of the value and order of numbers. A number line ...

Addition & subtraction strategies to solve two-digit equations using an open number line. In this lesson, students go over using addition and subtraction strategies to solve two-digit equations using ...