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Lesson 7 – Adding and Subtracting Using a Calculator

To encourage students to have fun on the Web while learning about Adding and Subtracting Using a Calculator, here are some games and interactive activities they can do on their own or in pairs.

Goal

Explore number names using a calculator.

Instructions for Use

Interactive Calculator allows students to explore numbers using a calculator.

To use Interactive Calculator, start by pressing any number on the interactive calculator. This number will appear in the calculator window. Press the "+" button on the calculator, and then press a different number. Press the "=" button on the calculator. Repeat the exercise using subtraction.