Chiara Coetzee
Chiara Coetzee
Adding 123456789 to itself on abacus in left-to-right order - Step 9
I'm now adding 5 in the 5th position from the left. This is done in 2 steps: add 10, subtract 5. In this step I subtract 5.
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Uploaded on January 28, 2012
Taken on January 27, 2012
Adding 123456789 to itself on abacus in left-to-right order - Step 9
I'm now adding 5 in the 5th position from the left. This is done in 2 steps: add 10, subtract 5. In this step I subtract 5.
2,235
views
0
faves
0
comments
Uploaded on January 28, 2012
Taken on January 27, 2012