Grade 2 Module 4 Lesson 3 Homework
This video demonstrates how students will use the written method of "the arrow way" as they use problems they are fluent in solving (i.e. 68 + 20) to solve closely related problems (ie. 68 + 19).
This video demonstrates how students will use the written method of "the arrow way" as they use problems they are fluent in solving (i.e. 68 + 20) to solve closely related problems (ie. 68 + 19).
