Students put all of their addition and subtraction skills together to solve equations. In this lesson, students put all of their addition and subtraction skills together to solve equations. Julia ...

Teaching 2nd grade subtraction using part-part-whole models? This comprehensive lesson package is perfect for teaching students how to solve subtraction story problems using bar models based on the ...

Step-by-step teaching slides that demonstrate how to use bar models to solve 2-step addition and subtraction word problems. Examples and guided explanations built into the slides to help students ...

The second semester is a period when more difficult units follow one after another compared to the first semester. If a ...

Students put all their addition and subtraction skills together to solve equations. In this lesson, students put all their addition and subtraction skills together to solve equations. Julia begins ...