Changes

Activities/Abacus (view source)

Revision as of 15:44, 8 April 2010

135 bytes added , 15:44, 8 April 2010

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File:Abacus-123456789-over-2.png|123456789÷2=? Place the dividend (123456789) on the left, leaving one blank column. Place the divisor (2) on the right.

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File:Abacus-1-over-2.png|1÷2=0.5

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File:Abacus-1-over-2.png|Working from the left to the right, divide a digit in the quotient and then move the indicator one column to the right. 1÷2=0.5

File:Abacus-2-over-2.png|2÷2=1

File:Abacus-3-over-2.png|3÷2=1.5

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File:Abacus-8-over-2.png|8÷2=4

File:Abacus-9-over-2.png|9÷2=4.5

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File:Abacus-9-over-2.png|617283945

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File:Abacus-9-over-2.png|The result is 617283945.

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Walter

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