Math Focus 5
Student Centre
• Surf for More Math
• Try It Out
• Web Quests
Teacher Centre
Parent Centre

Nelson Education > School > Mathematics K-8 > Math Focus > Grade 5 > Teacher Centre > Surf for More Math > Chapter 2 - Lesson 9

Surf for More Math


Lesson 9: Rounding Decimals

Use these interactive activities to encourage students to have fun on the Web while learning about numeration. Students can try these activities on their own or in pairs.

Interpret rounded decimals, and round decimals to the nearest tenths or the nearest hundredth.

Builds Upon
Student Book pages 66–68


Instructions for Use

Decimal and Whole Number Jeopardy is a one or two player game in which students will answer different questions about decimal numbers.

Choose a category and a level. Answer each decimal question to win the prize money.


Rounding Decimals provides students with practise rounding decimals to different decimals places.

Read the instructions and then scroll down to the Practice box. You will be given a number and told what decimal place to round the number to.


Matching allows students to practise rounding decimals to the nearest whole, tenths, and hundredths.

You will be shown a series of cards. Click on one card and then click on the card that matches.