Direction and angle
Download
1 / 20

direction and angle - PowerPoint PPT Presentation


  • 281 Views
  • Updated On :

Direction and Angle. Positions and directions. Objectives. Add and subtract a pair of two-digit numbers Recognise positions and directions Use the eight compass directions N, S, E, W, NE, NW, SE,SW. Make and measure clockwise and anticlockwise turns.

loader
I am the owner, or an agent authorized to act on behalf of the owner, of the copyrighted work described.
capcha
Download Presentation

PowerPoint Slideshow about 'direction and angle' - Thomas


An Image/Link below is provided (as is) to download presentation

Download Policy: Content on the Website is provided to you AS IS for your information and personal use and may not be sold / licensed / shared on other websites without getting consent from its author.While downloading, if for some reason you are not able to download a presentation, the publisher may have deleted the file from their server.


- - - - - - - - - - - - - - - - - - - - - - - - - - E N D - - - - - - - - - - - - - - - - - - - - - - - - - -
Presentation Transcript
Direction and angle l.jpg

Direction and Angle

Positions and directions


Objectives l.jpg
Objectives

  • Add and subtract a pair of two-digit numbers

  • Recognise positions and directions

  • Use the eight compass directions N, S, E, W, NE, NW, SE,SW.

  • Make and measure clockwise and anticlockwise turns.












Answer these questions on your whiteboards13 l.jpg
Answer these questions on your whiteboards.

  • What is:

    48 + 26 ?

    How did you work this one out?

    Lets look at some different strategies that you used.


Now try these on your whiteboards you have 2 minutes to work them out l.jpg
Now try these on your whiteboards, you have 2 minutes to work them out.

23 + 45 = 45 – 26 =

56 + 32 = 87 – 63 =

69 + 28 = 58 – 39 =

71 + 26 = 66 – 52 =

Did any of these cause difficulty?


Lets label the walls of the class n s e and w l.jpg
Lets label the walls of the class N, S, E and W. work them out.

  • Stand facing north

  • Turn to face east, south and then west.

  • Did you turn clockwise or anticlockwise?

    Remember that a clockwise turn is to the right like the hands of a clock.


Slide16 l.jpg

  • Stand facing north again. work them out.

  • Make a quarter turn to face south.

  • Did you turn clockwise or anticlockwise?

    Remember that a quarter turn is a right-angled turn.


Slide17 l.jpg

Stand facing north again. work them out.

Make a half turn clockwise.

Which direction are you facing?

Turn to face west. What sort of turn did you make?

Face north and turn clockwise through half a right angle.

Does anyone know which direction you are facing now?


Halfway between north and east is called north east l.jpg
Halfway between north and east is called north-east. work them out.

  • What is half-way between north and west?

  • North-west

  • What is halfway between east and south?

  • South-east

  • What is halfway between south and west?

  • South-west


Turn two anti clockwise through two right angles l.jpg
Turn two anti-clockwise through two-right angles. work them out.

  • In which direction are you facing now?


Slide20 l.jpg

Who thinks that they could label this compass? work them out.

Copy and complete the compass in your books.

N

NE

NW

W

E

SW

SE

S


ad