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Surf for More Math

Lesson 2 - Multiplying by 10 or 100


To encourage students to have fun on the Web while learning about Multiplying by 10 or 100, here are some games and interactive activities they can do on their own or in pairs.



Multiply decimal tenths and hundredths by 10 and 100.


Builds Upon

Student Book pages 250-251


Instructions for Use

Interactive Calculator allows students to practice multiplying decimals by 10 and 100.

To use the Interactive Calculator, start by pressing any decimal tenth - try 0.4. This number will appear in the window of the calculator. Press the 'X' button on the calculator, and press 10. Press the ' =' button on the calculator to show the answer. The answer becomes shaded on the hundreds board.

Multiply other decimal tenths and hundredths by 10 and 100.