Showing numbers many ways
Represent numbers using objects, pictorial representations, and the number line
What a learner can do afterwards
- Show a given number using counters, cubes, or fingers
- Draw a pictorial representation of a quantity (e.g. tally marks, dots)
- Locate a number on a number line
1 · Read
A number can look many ways. Blocks, dots, fingers, and the number line can all show it.
Leo wants to show the number 3. He holds up 3 fingers. Then he draws 3 dots. Both show 3.
Pick the way that helps you see the number best. Objects, pictures, and the number line are all correct.
Objects, pictures, and the number line can all show a number. Any way you pick is correct.
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1.2: Topic B- Counting
You can show any small number with objects. To show 4, lay out 4 counters in a row. The row means 4.
Dots work the same way. Draw 4 dots for 4 cats, one dot per cat. Matching one mark to one thing is called one to one showing.
1.3: Topic C- Place Value
Ten ones make one ten. A ten frame with 10 counters shows one full ten.
Little numbers stay as ones: 6 single cubes show 6. Big blocks of ten are for bigger numbers you will meet later.
1.1 Introduction to Whole Numbers
The number line is a road for numbers. 0 sits at the start, then 1, 2, 3 march on in order.
A frog that jumps 3 steps from 0 lands on 3. Hops on the line show numbers as moves you can see.
Intro to place value: FAQ
Tally marks count in fives. Four tallies plus one across the group means 5.
Tallies, dots, fingers, and cubes all show the same numbers. Good mathematicians pick the picture that fits the job.
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2 · Watch
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Where it sits
Learn first
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17 questions wait behind this lesson, each with its answer explained. Every answer feeds the sky: stars light as they are learned, and dim when it is time to come back.