Your child continues to use tape diagrams ... addresses Common Core Grade 2 Standard Operations & Algebraic Thinking: Represent and solve problems involving addition and subtraction.

Addition and subtraction with regrouping using different strategies to solve. In this lesson, students go over addition and subtraction with regrouping using different strategies to solve.

“For many 4th graders, time spent working on addition and subtraction will ... and evenings drawing hashmarks to illustrate multi-digit problems—which the writers would inevitably say they ...

It looks different, but it still has two parts ... can also use numbers instead of counters. This model shows 6 + 3 = 9. You can also use part-whole models to help with addition problems involving ...