INTERNATIONAL ONLINE ABACUS OLYMPIAD ( IAO ) 2020 RESULT PUBLISHED *** VISIT WITH BELOW LINK
INTERNATIONAL ONLINE ABACUS OLYMPIAD ( IAO ) 2020 RESULT
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Abacus Animated and interactive examples with Audio guidance.
Abacus Visualization Practice window.
Abacus Video Practice with flashing of random number combination for developing speed and accuracy. This helps student to do speedy abacus calculations up to 5 numbers in mind within a second.
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Upto 5 digit abacus calculations.
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Fully animated teach yourself program
Study at your own pace.
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Abacus Calculations up to 5 digit numbers
Very simple to understand.
Illustrative steps with abacus animation
Audio explanation for each steps
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Step by step animated abacus explanations
Abacus Addition and Subtraction up to 5 digit with5 digit numbers
Abacus Multiplication up to 3 digit by 3 digit numbers
Abacus Division up to 4 digit by 2 digit numbers
History of Abacus