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Whiteboardmaths.com © 2004 All rights reserved 5 7 2 1

3 3 3 4 4 4 4 5 5 5 5 6 6 6 6 3 NUMBER ALGEBRA SHAPE SPACE & M HANDLING DATA 3 3 3 3 SHAPE and SPACE HANDLING DATA 4 4 4 4 SHAPE and SPACE HANDLING DATA 5 5 5 5 SHAPE and SPACE HANDLING DATA 6 6 6 6 SHAPE and SPACE HANDLING DATA

What is the temperature in Oslo? oC 30o 20o What is the temperature in Oslo? 10o 0o -10o Oslo Back to board Answer

-5oC oC What is the temperature in Oslo? Back to board Oslo 30o 20o

Make a list of all factors of : 24 Back to board Answer

24 1, 24, 2, 12, 3, 8, 4, 6 Make a list of all factors of : Back to board

4.8635 How would you write the number below to 1 decimal place? Back to board Answer

4.8635 How would you write the number below to 1 decimal place? 4.9 Back to board Explain?

4.8635  How would you write the number below to 1 decimal place? 4.9 5 or bigger ?  So round up Back to board

Simon and Jenny share the bar of chocolate in the ratio 3 : 4 Simon and Jenny share the bar of chocolate in the ratio 3 : 4. How many pieces do they each receive? Back to board Answer

Simon and Jenny share the bar of chocolate in the ratio 3 : 4 Simon and Jenny share the bar of chocolate in the ratio 3 : 4. How many pieces do they each receive? Simon gets 9 pieces Jenny gets 12 pieces Back to board Explain?

Simon and Jenny share the bar of chocolate in the ratio 3 : 4 Simon and Jenny share the bar of chocolate in the ratio 3 : 4. How many pieces do they each receive? 3 + 4 = 7 parts 21 pieces 3 Simon gets 7 of 21 = 9 (3 parts out of 7) Jenny gets 4 7 of 21 = 12 (4 parts out of 7) Simon gets 9 pieces Jenny gets 12 pieces Back to board

? How many metal strips would there be in the next diagram? 1 2 3 4 ? Back to board Answer

? How many metal strips would there be in the next diagram? 9 1 2 3 4 ? 9 Back to board Explain?

? How many metal strips would there be in the next diagram? 9 3 5 7 1 2 3 4 ? 3 5 7 Add 2 each time. 9 Back to board

x 9 10oC  5 ?oF + 32 Back to board Answer A formula for converting temperatures in degrees Celsius (oC) to degrees Fahrenheit (oF) is multiple by 9, divide by 5 and add 32. Change the temperature shown to oF. x 9 10oC  5 ?oF + 32 Back to board Answer

x 9 10oC  5 ?oF 50oF + 32 Back to board A formula for converting temperatures in degrees Celsius (oC) to degrees Fahrenheit (oF) is multiple by 9, divide by 5 and add 32. Change the temperature shown to oF. x 9 10oC  5 ?oF 50oF + 32 Back to board

? How many small cubes would there be in the next diagram? 1 8 27 Back to board Answer

? 64 How many small cubes would there be in the next diagram? 1 8 27 64 Back to board Explain?

? 64 How many small cubes would there be in the next diagram? 1 8 27 These are cube numbers. 13 = 1, 23 = 8, 33 = 27, 43 = 64 64 Back to board

The graph of y = 3x - 1 is to be drawn The graph of y = 3x - 1 is to be drawn. Calculate the y values for each x value shown. y = 3x - 1 x -3 -2 -1 1 2 3 y Back to board Answer

The graph of y = 3x - 1 is to be drawn The graph of y = 3x - 1 is to be drawn. Calculate the y values for each x value shown. y = 3x - 1 x -3 -2 -1 1 2 3 y x -3 -2 -1 1 2 3 y -10 -7 -4 5 8 Back to board

How many lines of symmetry does the shape below have? Back to board Answer

How many lines of symmetry does the shape below have? 4 Back to board Explain?

How many lines of symmetry does the shape below have? 4 Back to board

A B C D E Decide the type of angle in each case. Back to board Answer Acute Right Straight Obtuse Reflex Back to board Answer

A B C D E Decide the type of angle in each case. Back to board Acute Right Straight Obtuse Reflex Back to board Explain?

A B C D E Decide the type of angle in each case. Back to board Acute Right Straight Obtuse Reflex acute angle < 900 right angle = 900 900 < obtuse angle < 1800 straight angle = 180o 1800 < reflex angle < 360o Back to board

Calculate angle a giving a reason for your answer. 480 a Back to board Answer

132o Calculate angle a giving a reason for your answer. Back to board 480 a 132o Back to board Explain?

132o Calculate angle a giving a reason for your answer. 480 a 132o 1800 - 48o = 132o Angles on a straight line add to 1800 Back to board

Calculate the approximate circumference C, of the table top by taking a value of  = 3. 50 cm Back to board Answer

Calculate the approximate circumference C, of the table top by taking a value of  = 3. 50 cm C = 300 cm Back to board Explain?

Calculate the approximate circumference C, of the table top by taking a value of  = 3. 50 cm C = 2r C = 300 cm C = 2 x 3 x 50 Back to board

BBC 1 ITV CH 4 Male 8 5 7 Female 12 28 20 Back to board Answer The table shows the results of a survey about favourite TV channels undertaken by 80 adults. How many adults preferred watching ITV? BBC 1 ITV CH 4 Male 8 5 7 Female 12 28 20 Back to board Answer

33 BBC 1 ITV CH 4 Male 8 5 7 Female 12 28 20 Back to board Explain? The table shows the results of a survey about favourite TV channels undertaken by 80 adults. How many adults preferred watching ITV? BBC 1 ITV CH 4 Male 8 5 7 Female 12 28 20 33 Back to board Explain?

33 5 + 28 = 33 BBC 1 ITV CH 4 Male 8 5 7 Female 12 28 20 Back to board The table shows the results of a survey about favourite TV channels undertaken by 80 adults. How many adults preferred watching ITV? BBC 1 ITV CH 4 Male 8 5 7 Female 12 28 20 33 5 + 28 = 33 Back to board

The line graph shows the maximum outside temperature as recorded by a gardener for 5 consecutive days in January. What was the difference in temperature between Monday and Thursday? 10 8 6 Temperature oC 4 2 Mon Tue Wed Thu Fri Back to board Answer

3oC Back to board Explain? The line graph shows the maximum outside temperature as recorded by a gardener for 5 consecutive days in January. What was the difference in temperature between Monday and Thursday? 10 8 6 Temperature oC 4 3oC 2 Mon Tue Wed Thu Fri Back to board Explain?

The line graph shows the maximum outside temperature as recorded by a gardener for 5 consecutive days in January. What was the difference in temperature between Monday and Thursday? 10 8 6 Temperature oC 4 3oC 4oC 1oC 2 4o - 1o = 3o Mon Tue Wed Thu Fri Back to board

Use the conversion graph to convert 80 miles to km. 160 140 120 100 Kilometres (km) 80 60 40 20 10 20 30 40 50 60 70 80 90 100 Miles Back to board Answer

128 km Back to board Explain? Use the conversion graph to convert 80 miles to km. 160 140 120 128 km 100 Kilometres (km) 80 60 40 20 10 20 30 40 50 60 70 80 90 100 Miles Back to board Explain?

Use the conversion graph to convert 80 miles to km. 160 140 120 128 km 100 Kilometres (km) 80 60 40 20 10 20 30 40 50 60 70 80 90 100 Miles Back to board

The scatter graph shows information on the number of daily visitors to a museum last summer. 1 2 3 4 5 6 7 8 9 10 Hours of Sunshine 100 150 200 250 300 350 400 450 500 Number of Visitors On how many days were visitor numbers recorded? What type of correlation is shown? Back to board Answer

(a)10 (b) negative Back to board Explain? The scatter graph shows information on the number of daily visitors to a museum last summer. 1 2 3 4 5 6 7 8 9 10 Hours of Sunshine 100 150 200 250 300 350 400 450 500 Number of Visitors (a)10 (b) negative On how many days were visitor numbers recorded? What type of correlation is shown? Back to board Explain?

(a)10 (b) negative Back to board The scatter graph shows information on the number of daily visitors to a museum last summer. 1 2 3 4 5 6 7 8 9 10 Hours of Sunshine 100 150 200 250 300 350 400 450 500 Number of Visitors (a)10 (b) negative On how many days were visitor numbers recorded? What type of correlation is shown? As one quantity increases (sunshine), the other quantity decreases (visitors) so there is a negative correlation between the data. Back to board