Calculator
Of machine. May also be referred to as calculating machine.
A small machine that is used for mathematical calculations.
This concept's ID is @1~15675
Contains
- counter
A calculator that keeps a record of the number of times something happens.
- adding machine
A calculator that performs simple arithmetic functions.
- quipu
Calculator consisting of a cord with attached cords; used by ancient Peruvians for calculating...
- abacus
A calculator that performs arithmetic functions by manually sliding counters on rods or in...
- subtracter
A machine that subtracts numbers.
- Napier's bones
A set of graduated rods formerly used to do multiplication and division by a method...
- hand calculator
A calculator small enough to hold in the hand or carry in a pocket.
- adder
A machine that adds numbers.