:Calculator Ordering
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Approach:One to one Level: Year 4 and year 8
Focus: Putting numbers into ascending order.   
Resources: 6 pictures of red calculators; 6 pictures of blue calculators; recording book.
880KB
.
% responses
2001 ('97)
y4
y8

Questions / instructions:
Arrange the red calculators in order A – F.       
Here are 6 pictures of calculators with different answers.   
 
Hand the student the red picture cards.

1. Put the calculators in order starting with the smallest number and ending with the biggest number.      Allow time.

2. Now read the numbers out loud one at a time starting with the smallest number.

   
A
B
C
D
E
F
number placed correctly:
   
 
6
70 (71)
95 (96)
 
4–5
25 (23)
3 (4)
 
2–3
4 (5)
1 (0)
 
0–1
1 (1)
1 (0)
Read correctly:
calculator:
F:
14
99 (95)
100 (100)
C:
41
99 (95)
100 (100)
E:
104
93 (88)
98 (97)
B:
140
92 (87)
97 (97)
A:
4010
56 (43)
94 (93)
D:
4100
58 (42)
89 (88)
Year 8 only: Arrange the blue calculators in order G – L.     

Now here are 6 pictures of calculators with different answers.    Hand the student the blue picture cards.

3. Now put these calculators in order starting with the smallest number and ending with the biggest number. Allow time.

4. Now read these numbers out loud one at a time starting with the smallest number, and I’ll write them down
G
H
I
J
K
L
 
number placed correctly:
6
22 (21)
4–5
9 (10)
2–3
52 (50)
0–1
17 (19)
Read correctly:
calculator:
G:
.05
86 (81)
J:
.501
75 (73)
K:
.52
75 (70)
L:
1.251
82 (82)
H:
1.26
81 (80)
I:
1.5
97 (96)
Commentary:
Both for year 4 and year 8 students the results in 1997 and 2001 were very similar.
 
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