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What is Using Number Lines for Addition/Subtraction about?

The document discusses using number lines to help visualize and solve addition and subtraction problems. It explains that number lines show the order of numbers from smallest to largest left to right and can be used to count up or back to find sums and differences. The document then provides examples of using a number line to solve addition and subtraction problems, including some with negative numbers.

Author

api-311729077

Language

EN