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Thursday 31 July 2014

Wiremu Algebra 2014

fishsticksChairssticks
18140
214280
3203120
4264160
5325200
6386240
7447280
8508220
9569260
106210300
116811340
127412380
138013420
148614460
159415540
1610016580
1710617620
1811218660
1911819700
2012220720

2.  





a. Jody worked out how many sticks were needed to make 10 seats in this pattern.
She used this strategy; (10 x 4) + (11 x 3).
Where did Jody get these numbers from?      79 sticks

b. For the seats pattern:
Henare wrote, (10 x 10) – (9 x 3).
Where did he get these numbers from?    127 sticks

c. Zoe wrote, 10 + 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7 + 7.   The answer is 73
Where did her numbers come from?”

d. If you had to work out how many sticks you would need for 47 seats which strategy would be best to use?  
87
e. In a spreadsheet create a table that shows how many sticks are needed for up to 50 seats.
f. From this table create a graph to show your findings.
There is 5 fish there is 4 6's

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