How a bar model can be used to show a subtraction problem? 2 grade

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02-02-2017
Mathematics

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How a bar model can be used to show a subtraction problem? 2 grade

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emmagm1231 emmagm1231 · Answer 1 · 2017-02-02T00:17:20+01:00

emmagm1231 emmagm1231

02-02-2017

lets say that you have 4-2=? you can use a bar model....

{the stars are the bars}
you have 4 total and now you need to subtract 2
****
{ i just took away 2 and then you count the bars but in this model count the stars}
**

Hope this helps!!!

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andrea51005 andrea51005 · Answer 2 · 2017-02-02T00:20:50+01:00

andrea51005 andrea51005

02-02-2017

It can be used because it shows how many of something you took away .

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