Spider Sequences

11

22

33

44

a

22

54

86

118

b

32

-64

128

-256

c

4

16

64

256

d

10

9

60

90

e

 

 

 

 

Answers

a = 55  :: This sequence is the 11 times table.

b = 150  :: Add 32 to the previous number

c = 512  :: Multiply the previous number by negative two

d = 1024 :: Multiply the previous number by 4

e = 70  :: This sequence shows the largest number which can be spelled with 3 letters, 4 letters, 5 letters etc. What would be the next number in this sequence?

 

Starter of The Day Menu | Transum Software


 
Web Transum

Keywords: Starter | Sequences

"You say e = 70. 'Seventy' being the largest number spelt with 7 letters. What about 'hundred'?"

J Lunnon, Holgate School
Monday, March 19, 2007

 

"What about million or billion or zillion ??"

N Peters, Uplands Junior School
Wednesday, March 28, 2007

 

How did you use this starter? Can you suggest how teachers could present or develop this resource? Do you have any comments? It is always useful to receive feedback and helps make this free resource even more useful for Maths teachers anywhere in the world. Click here to enter your comments.

If you don't have the time to provide feedback we'd really appreciate it if you could give this page a score! We are constantly improving and adding to these starters so it would be really helpful to know which ones are most useful. Simply click on a button below:
 
Excellent, I would like to see more like this
Good, achieved the results I required
Satisfactory
Didn't really capture the interest of the students
Not for me! I wouldn't use this type of activity.

This starter has scored a mean of 3.0 out of 5 based on 40 votes.
 

  

Previous Day | This starter is for 31 March | Next Day


Visit the Transum Online Shop


Click here to vary the first four sequences above

More sequences

www.Transum.org