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Uploaded by jediteacher2007 on Jan 29, 2009
In this video, I show you an alternative to regrouping or borrowing when subtracting. In this method, you use estimation, counting, and mental math instead(skills you learn before your learn how to regroup or borrow).
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Genius.
Basketbuddy101 6 days ago
I have a WAY easier method! SEE MY VIDEO
happylambs 3 weeks ago
its called the compensation strategy
aquajock1734 4 months ago
If you use expanded subtraction (partitioning the numbers) it makes decomposition much clearer and easier to understand.
eskimokid 6 months ago
This method takes too long.
Angelen 8 months ago
tnx :)
RammaRITOORITO 1 year ago
i never knew theirs was a really easy way to do it thanks
aabdulll 1 year ago
Ive never been able to subtract to save my life. You have shown me a very easy method, thank you so much!
taphoenix 1 year ago
dammm i pass the test !....lol thanks brotha!
batmanforever32 2 years ago
you are a very smart man thank you lol
flapajokia 3 years ago
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Genius.
Basketbuddy101 6 days ago
I have a WAY easier method! SEE MY VIDEO
happylambs 3 weeks ago
its called the compensation strategy
aquajock1734 4 months ago
If you use expanded subtraction (partitioning the numbers) it makes decomposition much clearer and easier to understand.
eskimokid 6 months ago
This method takes too long.
Angelen 8 months ago
tnx :)
RammaRITOORITO 1 year ago
i never knew theirs was a really easy way to do it thanks
aabdulll 1 year ago
Ive never been able to subtract to save my life. You have shown me a very easy method, thank you so much!
taphoenix 1 year ago
dammm i pass the test !....lol thanks brotha!
batmanforever32 2 years ago
you are a very smart man thank you lol
flapajokia 3 years ago