WONDER #1387: How Do You Use an Abacus?

Question 1 of 3

A counting frame is also known as a what?

  1. calculator
  2. abacus
  3. sand board
  4. bamboo board

Question 2 of 3

A person who uses an abacus is known as a what?

  1. mathematician
  2. calculatrix
  3. merchant
  4. abacist

Question 3 of 3

Which of the following abaci may have been the first abacus ever invented?

  1. Sumerian
  2. Egyptian
  3. Persian
  4. Chinese

Check your answers online at https://www.wonderopolis.org/wonder/how-do-you-use-an-abacus.