Abacus beginners are taught finger method first before learning how to do the calculations on the
real Abacus.The right hand is the units hand( 1-9) and left hand is the tens hand (10-90) .Through
this method you can count till 99 .We can even add or subtract through this method one or two digits
numbers for example:82 +14 =96 or 94-28=66.
Counting 1 to 10.
Counting 11 to 99.
Addition and Subtraction examples
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