 Math Focus 5  Student Centre • Surf for More Math • Try It Out • Web Quests  Teacher Centre  Parent Centre     ## CHAPTER 3: ADDING AND SUBTRACTING DECIMALS

### Lesson 7: Subtracting Decimals by Regrouping

Use these interactive activities to encourage your child to have fun on the Web while learning about adding and subtracting decimals.

Goal
Regroup to solve subtraction problems.

Builds Upon
Student Book pages 102–105

Instructions for Use

Subtraction of Decimals allows your child to practise subtracting decimals.

Read the instructions and then scroll down to the “Practice” box. Click “Start”, subtract the decimals and then click on the button that shows your answer. The activity will tell you if you are correct. Click “Start” to get a new problem.

Adding and Subtracting Whole Numbers and Decimals allows your child to solve various types of questions involving adding and subtracting whole numbers and decimals.

Play this game like jeopardy. Select a category and point value and then answer the question.

Math Advantage is a quiz of 10 questions involving adding and subtracting decimals.

Solve each problem using whatever strategies you want and select the correct answer from the options shown. Click “Submit answers” to check how many questions you answered correctly.   