7. Open number lines for decimal addition (levels 5 and 6)
Using Open Number Lines
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3m 46s
Peter Sullivan introduces a video that teaches upper primary students how to add and subtract decimals. The focus is on understanding place value and exploring various problem-solving methods. Students use an open number line to intuitively grasp addition, reinforcing their knowledge of decimals. The series promotes independent thinking by presenting different strategies for solving mathematical problems.
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8. Open number lines for subtraction ...
Peter Sullivan introduces a video on addition and subtraction using open number lines, specifically for upper primary levels. He highlights the importance of place value and mental arithmetic. The session covers subtraction as both takeaway and difference, demonstrating various flexible methods. ...
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9. Open number lines for fraction add...
Peter Sullivan introduces a video on using open number lines for addition and subtraction, specifically targeting fractions for upper primary classes. He explains how to visualise these operations on a number line and discusses various strategies for adding fractions. The session emphasses the re...
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10. Open number lines for fraction su...
Peter Sullivan explains how to use an open number line to teach subtraction of fractions. He highlights various methods for representing subtraction and the importance of flexibility in approaches. The process involves jumping down from numbers and recognizing different calculation methods. Throu...
