Calculator
Definition 1 of 3
Pro Tip 1/3
Varied Types
Calculators come in different types for specific tasks like scientific or financial calculations. Our math class requires a scientific calculator for trigonometry.
Pro Tip 2/3
Not Always Electronic
Some simple calculators may be manual, like an abacus, and not require electricity. She used a bead abacus as a calculator for quick sums.
Pro Tip 3/3
Size Matters
Calculators can range from pocket-sized portables to larger desktop models. For his travels, he bought a small pocket calculator.