Unit 1

This week's objectives are:

To identify doubles and also near doubles already known
To halve numbers where the double is known
To understand and use £.p notation

By the end of this unit, you could be able to:

To identify near doubles, such as 1.5 and 1.6

Vocabulary: how many of these words do you know? Could you explain what they mean to your shoulder partner?

half, halve,
fraction, whole,
divide by 2,
double, twice,
multiply by 2,add

Home learning

Try this activity out at home to see whether or not you can apply what you have learned in the lesson:

Find a till receipt and highlight prices under 50p (at least five items).
Imagine that all prices have doubled. Howmuch will the items cost now? Now find two prices between 50p and £1. Do the same as above.

Weblinks

http://www.wmnet.org.uk/resources/gordon/Hit%20the%20button%20v9.swf click on any of the buttons to practice some of your doubling skills. How many can you finish in one minute? Try having a competition with your friends and record the quickest time over the week.

http://pbskids.org/cyberchase/games/doubling/index.html double the number of doughnuts for the dragon...can you spot the pattern for doubling a number twenty times?

http://www.freewebtown.com/weddell/mw/doubling/contents.swf click on doubling a two or three digit number

http://ngfl.northumberland.gov.uk/maths/num%20machine/double.html click and type the number you want to double in the space at the top left hand side and then press return. Can you calculate the answer before the computer?

http://ngfl.northumberland.gov.uk/maths/num%20machine/halver.html exactly the same as the previous site, but this time, remember to halve the numbers!

http://www.crickweb.co.uk/assets/resources/flash.php?&file=crazyc a real challenge! Try to make the target number in as few steps as possible, by doubling and halving the initial digit.

Useful resources for using the whiteboard:

We will be using lots of these sites during our Booster lessons. Have a go at some of them on your own!

http://del.icio.us/mathslinks lots of online maths activities for each area of numeracy

http://www.rainforestmaths.com/ this has examples for each area of numeracy from Foundation to Year 6

http://www.teachers.ash.org.au/jeather/maths/dictionary.html explains mathematical vocabulary with a worked example

http://www.woodlands-junior.kent.sch.uk/maths/index.html interactive maths games

http://www.crickweb.co.uk/ks2numeracy.html great for teaching maths concepts using the IWB; scroll down to the Teacher’s toolkit, which includes calculators, place value cards, hundred squares etc.

http://www.transum.org/Software/SW/Starter_of_the_day/index.htm maths starter of the day

http://www.woodlands-junior.kent.sch.uk/maths/countdown/index.htm countdown numbers game (turn the speakers up, as it even has the music!)

http://www.woodlands-junior.kent.sch.uk/maths/broken-calculator/index.htm broken calculator

http://www.transum.org/Software/SW/ great for use during the oral and mental starter sessions