1. 18-May-15Created by Mr. Lafferty Maths Dept. Coordinates Plotting Coordinates Coordinates www.mathsrevision.com Different Grids Proper Names Extending the Grid

2. 18-May-15Created by Mr. Lafferty Maths Dept. Starter Questions Starter Questions www.mathsrevision.com

3. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Learning Intention Success Criteria 1.To be able to read a coordinate grid. 1.To explain how to read coordinate grids. Coordinates Coordinates 2. To solve problems using grid.

4. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Coordinates Coordinates 13 2 54 0 1 3 2 5 4 Along Up Along 1 Up 1 (1,1) Along 3 Up 1(3,1) Along 2 Up 4(2,4) (0,2) (2.5,2.5) (4,0) (4,2) (1,4) (5,4)

5. 18-May-15Created by Mr. Lafferty Maths Dept. Now try Exercise 1 Ch1 (page 2) www.mathsrevision.com Coordinates Coordinates

6. 18-May-15Created by Mr. Lafferty Maths Dept. Starter Questions Starter Questions www.mathsrevision.com 6 2 100 o

7. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Learning Intention Success Criteria 1.Draw a coordinate grid. 1. To explain how draw a coordinate grid and add some points to it. brackets. Coordinates 2. Plot points on a grid using along and up rules. Plotting Points

8. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Coordinates Coordinates 13 2 54 0 1 3 2 5 4 Along Up (1,2) (3,1) (2,5) (5,2) (0,3) (4,2) (3,0) (0,0) (1,4) (2,3)

9. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Coordinates 13 2 54 0 1 3 2 5 4 Along Up Plot the points (1,1) (3,1) (1,3) Join up the points Why shape do you get Square (3,3) Different Grids

10. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Coordinates 13254 0 1 3 2 5 4 Along Up Plot the points (0,1) (2,5) Join up the points Why shape do you get Triangle (4,3) Different Grids

11. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Coordinates 13 2 54 0 1 3 2 5 4 Along Up Plot the points (1,0) (3,4) (1,4) Join up the points Why shape do you get Rectangle (3,0) Different Grids

12. 18-May-15Created by Mr. Lafferty Maths Dept. Now try Ex 2 & 3 Ch1 (page 5) www.mathsrevision.com Coordinates Different Grids

13. 18-May-15Created by Mr. Lafferty Maths Dept. Starter Questions Starter Questions www.mathsrevision.com 2cm 5 cm

14. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Learning Intention Success Criteria 1. To explain the proper mathematical names for various parts of the coordinate grid. 1.Know the terms ‘origin’, x-axis and y-axis. Coordinates 2.First number is always x-coordinate and second number is always the y-coordinate. Proper Names

15. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Coordinates 13 2 54 0 1 3 2 5 4 Along Up Plot the point (4,3) (2,4) X X x - axis y - axis Proper Names x-coordinate is 4 y-coordinate is 3 x-coordinate is 2 y-coordinate is 4 origin

16. 18-May-15Created by Mr. Lafferty Maths Dept. Now try Exercise 4 Ch1 (page 6) www.mathsrevision.com Coordinates Proper Names

17. 18-May-15Created by Mr. Lafferty Maths Dept. Starter Questions Starter Questions www.mathsrevision.com

18. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Learning Intention Success Criteria 1. To show how we can extend the coordinate grid to include negative numbers. 1.Identify main parts of coordinate grid. Coordinates 2. Understand the negative grid both in y-axis direction and x-axis direction. Extending the Grid

19. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Coordinates We can show we have gone below the axis by using a negative. Extending the Grid 13 2 54 0 -2 1 3 2 Plot the point (4,3) (2,-3) x - axis y - axis x-coordinate is 4 y-coordinate is 3 x-coordinate is 2 y-coordinate is -3 origin -3 Write down coordinates of the other points

20. 18-May-15Created by Mr. Lafferty Maths Dept. www.mathsrevision.com Coordinates We can further extend the negative grid Extending the Grid 13 24 0 -2 1 3 2 Plot the point (-2,2) (-4,-2) x - axis y - axis x-coordinate is -2 y-coordinate is 2 x-coordinate is -4 y-coordinate is -2 origin -3 -4 -2 -3 Write down coordinates of the other points

21. 18-May-15Created by Mr. Lafferty Maths Dept. Now try Exercise 5 Ch1 (page 7) www.mathsrevision.com Coordinates Extending the Grid