Difference between revisions of "Subtraction with Short Bead Stair"
From wikisori
(New page: ==Subtraction with Short Bead Stair== === Age === 3-6 <br /> === Materials === <ol><li>One Short Bead Stair.</li><li>Sets of Subtraction Cards.</li></ol> <br /> === Preparation === <br />...) |
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− | + | === Age === | |
− | === Age | ||
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− | + | 3-6 <br> | |
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− | <br | ||
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− | + | === Materials === | |
− | === | ||
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− | + | #One Short Bead Stair. | |
− | + | #Sets of Subtraction Cards. | |
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+ | <br> | ||
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+ | === Preparation === | ||
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+ | <br> | ||
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+ | === Presentation === | ||
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+ | #Directress invites the child to build a triangle with the Short Bead Stair. | ||
+ | #Directress gives the child a work card and assists her to work through the questions on the work cards, for e.g. 9 - 5. | ||
+ | #The child takes a 9 Short Bead Stair. Cove 5 Bead at the right end of the bar, leaving 5 uncovered. These uncovered bead are then counted. | ||
+ | #Directress then shows the child how to record the answer on the answer square. | ||
+ | |||
+ | <br> | ||
+ | |||
+ | === Control Of Error === | ||
+ | |||
+ | #The Red Boxes control the place the child puts the answer. | ||
+ | #The Short Bead Stair controls the minuend. (The amount to start with) | ||
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+ | <br> | ||
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+ | === Points Of Interest === | ||
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+ | <br> | ||
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+ | === Purpose === | ||
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+ | *Supplement the subtraction activity introduced with the Number Rods and to give the child further practice. | ||
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+ | <br> | ||
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+ | === Variation === | ||
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+ | <br> | ||
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+ | === Handouts/Attachment === | ||
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+ | <br> | ||
[[Category:Mathematics]] | [[Category:Mathematics]] |
Revision as of 03:29, 15 December 2008
Contents
Age
3-6
Materials
- One Short Bead Stair.
- Sets of Subtraction Cards.
Preparation
Presentation
- Directress invites the child to build a triangle with the Short Bead Stair.
- Directress gives the child a work card and assists her to work through the questions on the work cards, for e.g. 9 - 5.
- The child takes a 9 Short Bead Stair. Cove 5 Bead at the right end of the bar, leaving 5 uncovered. These uncovered bead are then counted.
- Directress then shows the child how to record the answer on the answer square.
Control Of Error
- The Red Boxes control the place the child puts the answer.
- The Short Bead Stair controls the minuend. (The amount to start with)
Points Of Interest
Purpose
- Supplement the subtraction activity introduced with the Number Rods and to give the child further practice.
Variation
Handouts/Attachment