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Surf for More Math

Lesson 4 - Subtracting Whole Numbers


To encourage your child to have fun on the Web while learning about Subtracting Whole Numbers, here are some games and interactive activities they can do on their own or in pairs.



Subtract whole numbers to solve problems.


Builds Upon

Student Book pages 114-116

Instructions for Use



Interactive Calculator allows your child to subtract whole numbers.

To use Interactive Calculator, start by pressing a five-digit number on the interactive calculator. This number will appear in the calculator window. Press the ' - ' button on the calculator, and then enter a four-digit number. Press the '=' button on the calculator.