2.4 Sumemos y restemos en la recta numérica
- Students learn about the structure of a number line and use it to represent numbers within 100. They also relate addition and subtraction to length and represent the operations on the number line.
Section A Goals
- Represent whole numbers within 100 as lengths from 0 on a number line.
- Understand the structure of the number line.
Section B Goals
- Represent sums and differences on a number line.
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