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 ...

To solve this you can count up from 4980 to 5000 (which is 20). Then you can count on from 5000 to 5125 (which is 125). In total, you will have have counted up 145. A good strategy here is to ...

Save guides, add subjects and pick up where you left off with your BBC account. Take this quiz to see how much you know about this topic already, then work through the guide and see if you can ...

(The Washington Post has picked up on this strand ... Add and subtract within 20, demonstrating fluency for addition and subtraction within 10. Use strategies such as counting on; making ten ...

Match fun story problems with the correct addition or subtraction expression. Join Mrs. Gray for number talk with the Counting Buddy Junior. Then get ready to match fun story problems with the ...