Yasuko Yamaguchi helps students add two numbers using an open number line. Yasuko Yamaguchi helps students add two numbers using an open number line. Let's Learn is available to stream on pbs.org and ...
Addition & subtraction strategies to solve two-digit equations using an open number line. In this lesson, students go over using addition and subtraction strategies to solve two-digit equations using ...
A GCSE Maths video about adding and subtracting with negative numbers. The video shows how to use a number line and how to work out the answer by using number discs.
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