Number Line Exploration and Representation
In this educational content, students engage in identifying, representing, and estimating numbers using diverse visualizations such as number lines. They recap and reinforce their understanding by answering questions related to numbers shown on a number line, determining the closest letters to specific numbers, and drawing arrows to indicate numerical positions. Through various activities, learners enhance their fluency in associating numbers with their visual representations and practice estimating values. Additionally, they delve into reasoning and problem-solving scenarios, understanding the impact of different scales on the placement of numbers on the lines.
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Presentation Transcript
Number line to 1000 Number line to 1000
Identify, represent and estimate numbers using different representations
Recap it number line to 100 What number is shown by A? A 0 100
Recap it number line to 100 Which letter is closest to 75? A C B D 0 100
Learn it - Fluency Draw an arrow to show the number 330. 300 400
Learn it - Fluency Draw an arrow to show the number 330. 300 310 320 330 340 350 360 370 380 390 400
Learn it - Fluency Draw an arrow to show the number 840. 800 850
Learn it - Fluency Draw an arrow to show the number 840. 800 805 810 815 820 825 830 835 840 845 850
Learn it - Fluency Which letter is closest to 750? A B C D E 0 1000
Learn it - Fluency Which letter is closest to 750? A B C D E 0 500 700 800 1000
Learn it - Fluency Estimate the value of A. A +200 +200 +200 +100 800 700 700 600 200 400 A = 700 A = 700
Learn it - Reasoning and problem solving Place two hundred and seventy-five on both of the number lines. 0 1000 200 Why is it not in the same place on both number lines? 300
Learn it - Reasoning and problem solving Place two hundred and seventy-five on both of the number lines. 0 1000 200 Why is it not in the same place on both number lines? Because the lines start and end at different numbers they have a different scale. 300
Learn it - Reasoning and problem solving What could the start and end numbers be? Give two possible answers and explain your reasoning. 320
Learn it - Reasoning and problem solving What could the start and end numbers be? Give two possible answers and explain your reasoning. 320 1) 300 and 400. If it started at 300 and went up in 10s to 400 then 350 would be halfway and 320 would be a bit less than halfway between 300 and 350. 2) 280 and 480. 380 would be halfway and it would be going up in 20s. Halfway between 280 and 380 would be 320.
Identify, represent and estimate numbers using different representations
