Want to help your third-grader master the basics of 3rd grade math ... addition to multiplication. Know the times table. By the end of third grade, quickly and accurately multiply any one-digit ...

In this lesson, students put all of their addition and subtraction skills together to solve equations. Julia begins with a Number of the Day warm up activity, followed by practicing 2 and 3 ...

In this lesson, students put all their addition and subtraction skills together to solve equations. Julia begins with a number-of-the-day warm up activity, followed by practicing 2 and 3 addition ...

Add 10 and subtract 10 from any two-digit number up to 100. Use concrete models or drawings to show the place values and explain the thinking involved. Understand addition as “putting together ...