In this video, the teacher demonstrates how to explain the solution to a subtraction problem in multiple ways. Using base 10 blocks and a number line, the teacher shows the process of decomposing numbers and making jumps to find the answer.
In this video, the teacher demonstrates how to explain the solution to a subtraction problem in multiple ways. Using base 10 blocks and a number line, the teacher shows the process of decomposing numbers and making jumps to find the answer.