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Whiteboardmaths.com © 2004 All rights reserved

CCCC FFFF SHAPE and SPACE HANDLIN G DATA SHAPE and SPACE HANDLIN G DATA EEEE CCCC EEEE DDDD FFFF CCCC EEEE DDDD EEEE DDDD FFFF CCCC DDDD FFFF ALGEBRA NUMBER SHAPE SPACE & M SPACE & M HANDLING DATA

Back to board Answer 0 1 ½ Where would the fraction below go on the number line? 1 4

Back to board 0 1 ½ Where would the fraction below go on the number line? 1 4

Back to board Answer What is 15% of £44

Back to board What is 15% of £44 £6.60 Explain?

Back to board What is 15% of £44 £ % = £4.40 5% = £ % = £6.60 +

Back to board Answer What is

Back to board What is Explain?

Back to board What is The lowest common multiple of 3 and 8 is 24. Find equivalent fractions with this denominator.

Back to board Answer Use your calculator to work out the calculation shown, giving your answer correct to 2 significant figures.  ( ) 

Back to board Explain? 39  Use your calculator to work out the calculation shown, giving your answer correct to 2 significant figures.  ( )

Back to board 39 Calculator display gives  Use your calculator to work out the calculation shown, giving your answer correct to 2 significant figures.  ( )

Back to board Answer What are the co-ordinates of each toy?

Back to board What are the co-ordinates of each toy? (4,4) (2,8) (8,7) Remember: across first up then

Back to board Answer (a) How many balls are in the 6 th pattern? (b) What is the name of this number sequence?

Back to board (a) How many balls are in the 6 th pattern? (b) What is the name of this number sequence? (a) 21 (b) Triangular Numbers Explain?

Back to board (a) How many balls are in the 6 th pattern? (b) What is the name of this number sequence? (a) 21 (b) Triangular Numbers = 21

Back to board Answer Solve : 2( x - 6) = x + 7

Back to board x = 19 Explain? Solve : 2( x - 6) = x + 7

Back to board 2 x - 12 = x + 7 (expanding brackets) x - 12 = 7 (subtracting x from both sides) x = 19 (Adding 12 to both sides) Check: is 2(19 - 6) = ?  x = 19 Solve : 2( x - 6) = x + 7

Back to board Answer What is the algebraic rule in (terms of n) for the number of wooden strips in the n th diagram? 12 3 ? n

Back to board Explain? n th term: t n = 3n + 1 What is the algebraic rule in (terms of n) for the number of wooden strips in the n th diagram? 12 3 ? n

Back to board 12 3 ? n n th term: t n = 3n + 1 Three times the diagram number + 1 What is the algebraic rule in (terms of n) for the number of wooden strips in the n th diagram?

Back to board Answer Snoopy said that all the shapes below have the same area (6 cm 2 ) so they must have the same perimeter as well. Hippo disagreed. Who was right?

Back to board Snoopy said that all the shapes below have the same area (6 cm 2 ) so they must have the same perimeter as well. Hippo disagreed. Who was right? Hippo Explain?

Back to board Snoopy said that all the shapes below have the same area (6 cm 2 ) so they must have the same perimeter as well. Hippo disagreed. Who was right? 14 cm 10 cm 14 cm 12 cm Hippo Remember that the perimeter is the distance all the way around the outside of a shape.

Back to board Answer 2 kg Sugar What is the approximate weight of the bag of sugar in imperial units?

Back to board 2 kg Sugar What is the approximate weight of the bag of sugar in imperial units? 4 lbs 1 kg  2.2 lbs 2 kg  4.4 lbs

Back to board Answer 45 o p Find (giving a reason) angle p.

Back to board Find (giving a reason) angle p. Angle p = 45 0 (Corresponding angles are equal) 45 o p

Back to board Answer Find the volume of the triangular based prism. 7 cm 8 cm 6 cm Not to scale

Back to board 168 cm 3 Explain? Find the volume of the triangular based prism. 7 cm 8 cm 6 cm Not to scale

Back to board 7 cm 8 cm 6 cm Find the volume of the triangular based prism. 168 cm 3 8 x 7 2 V = x 6 = 28 x 6 = 168 base x height 2 V = x length Remember: Not to scale

Back to board Answer Marks Frequency Test Scores The frequency diagram below shows the scores for some students in a maths test. How many students scored less than 20 marks?

Back to board Marks Frequency Test Scores 22 Explain? The frequency diagram below shows the scores for some students in a maths test. How many students scored less than 20 marks?

Back to board Marks Frequency Test Scores The frequency diagram below shows the scores for some students in a maths test. How many students scored less than 20 marks?

Back to board One counter is drawn from the bag at random. Where would you mark the probability of it being red on the probability line? Answer 0 1 ½

Back to board One counter is drawn from the bag at random. Where would you mark the probability of it being red on the probability line? 0 1 ½ 1/2 P(red) =6/12 = 1/2 6 of the counters are red out of a total of 12 counters.

Back to board Answer 80 people were asked which one of three TV Channels they preferred to watch. Complete the partially filled two-way table below. BBC 1ITVCH 4Total Male16930 Female1020 Total80

Back to board 80 people were asked which one of three TV Channels they preferred to watch. Complete the partially filled two-way table below. BBC 1ITVCH 4Total Male16930 Female1020 Total

Back to board Answer Hours of Sunshine Ice Creams Sold 0 The scatter graph with line of best fit shows information on ice cream sales over a period of 10 days last summer. (b) Use the line of best fit to estimate the number of ice creams sold on a day when there is 3 hours of sunshine. (a) Describe the type of correlation shown.

Back to board Explain? Ice Creams Sold 0 The scatter graph with line of best fit shows information on ice cream sales over a period of 10 days last summer. (b)  205 (a) positive (b) Use the line of best fit to estimate the number of ice creams sold on a day when there is 3 hours of sunshine. (a) Describe the type of correlation shown. Hours of Sunshine

Back to board Ice Creams Sold 0 The scatter graph with line of best fit shows information on ice cream sales over a period of 10 days last summer. (b)  205 (a) positive (b) Use the line of best fit to estimate the number of ice creams sold on a day when there is 3 hours of sunshine. (a) Describe the type of correlation shown. (a) As one quantity increases so does the other. Hours of Sunshine