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Revision Worksheet 7 – Number Patterns 2015 Complete all questions showing appropriate working Question1: Keywords and Understanding a) Explain what a number pattern is. b) What is a constant? c) What is a variable? Question 2: a) Complete the following table by adding the next three numbers in each sequence A 0 2 4 6 B 1 3 5 7 C 0 4 8 12 D 0 -1 -2 -3 E 0 1 4 9 Question 3: Which number is the odd number out in each of the following sequences? a) 8,16,24,32,40,48,56,64,72,80,88,94,104,112. ( b) 9,18,27,36,45,54,63,74,81,90,99,108,117,126 ( ) ) c) -12, -8, -4, 0, 4, 8,12,16,20,24,28,32,36,40,44,50 ( Question 4: Given the linear pattern 2,4,6,8,10 …… Find the following: a) The start term b) The common difference c) The nth term d) The 10th term ) Question 5: Given the linear pattern 1,3,5,7,9 …… Find the following: a) The start term b) The common difference c) The nth term d) The 12th term Question 6: Given the linear pattern 2,6,10,14,18 …… Find the following: e) The start term f) The common difference g) The nth term h) The 12th term Question 7: Here is a repeating pattern of geometric shapes Find the following: a) What are the next two shapes? b) List the positions of the first circles. Is there a pattern? c) Which shape forms the pattern 3, 7, …..? d) What is the 21st shape? e) What is the 37th shape? f) If the 61st shape is a square, what is the 62nd shape?