1
Q
-7+(+10)
A
3
2
Q
30+(-60)
A
-30
3
Q
-7-10
A
-17
4
Q
(+)/(-)
A
-
5
Q
(-)/(-)
A
+
6
Q
3+9
A
12
7
Q
What strategy do we use to determine the sign of a problem?
A
Tic-tac-toe trick
8
Q
55+12
A
67
9
Q
-12+3+9
A
0
10
Q
(-)(-)(-)
A
-
11
Q
Same sign ____, different sign we ______.
A
add; subtract
12
Q
7+10
A
17
13
Q
34-35
A
-1
14
Q
(+)/(+)
A
+
15
Q
-68-35
A
-103
16
Q
-3-(-9)
A
6
17
Q
55-89
A
-34
18
Q
123+123
A
246
19
Q
-3-9
A
-12
20
Q
30-60
A
-30
21
Q
(+)(+)
A
+
22
Q
-7+(-10)
A
-17
23
Q
-34-(-35)
A
1
24
Q
-12-3-9
A
-24
25
-30-60
-90
26
(-)/(+)
-
27
-34+35
1
28
-55+(-12)
-67
29
-123+123
0
30
-99-108
-207
31
-7-(-10)
3
32
-123+(-123)
-246
33
89-55
34
34
99-108
-9
35
-4-5
-9
36
99+108
207
37
-34-35
-69
38
-2-3-5
-10
39
3-9
-6
40
54+11
65
41
-85+69
-16
42
Same sign add, different sign we \_\_\_\_\_\_.
subtract
43
-30-(-60)
30
44
Same sign \_\_\_\_\_, a different sign we subtract.
add
45
-99+108
9
46
-3+(+9)
6
47
-12-3-5
-20
48
-30+60
30
49
7-10
-3
50
3-(+9)
-6
51
(-)(-)
+
52
Which side of the number line do negative numbers go to?
Left side
53
34+35
69
54
68+35
103
55
-68+35
-33
56
Which side of the number line do positive numbers go to?
Right side
57
-4+(-5)
-9
58
85-69
16
Koan Math Basics
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