THE ABACUS QUIZ

who is the friend of 4 in ten's rod ?

• 6

• 66

• 4

• 60

what is this abacus called as ?

• indian abacus

• korean abacus

• chinese abacus

• orange abacus

550 + 55

• 605

• 506

• 55,055

• none of the above

22-22+33-7

• 26

• 62

• 2,266

• 622

why is abacus used ?

• division

• multiplication

• addition

• subtraction

• all of the above

1+2+3+4+5+6+7+8+9-37

• 0

• 10

• 12,34,56,789

• none of the above

who is father of abacus ?

• Tim Cranmer

• Tin Cranmer

• Cranmer

• Tim Tin

22-22+33-33+77

• 237

• 77

• 890

• 778