Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Beat the Computer Drill All Integer Subtraction Facts to + /- 10
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
Beat the Computer Drill
All Integer Subtraction
Facts to +/- 10
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
Directions•A slide will appear with a problem.
•Say the answer aloud before the computer can answer (3 sec).
•You will hear a sound when the slide changes.
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-5 - 6
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-5 - 6 =
-11
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
2 - (-8)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
2 - (-8) =
10
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-2 - 10
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-2 - 10 =
-12
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
2 - (-2)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
2 - (-2) =
4
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-5 - (-3)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-5 - (-3) =
-2
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-1 - (-8)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-1 - (-8) =
7
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
7 - (-16)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
7 - (-16) =
23
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-2 - (-7)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-2 - (-7) =
5
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
7 - (-13)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
7 - (-13) =
20
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
1 - (-9)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
1 - (-9) =
10
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
8 - (-10)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
8 - (-10) =
18
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
3 - (-4)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
3 - (-4) =
7
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
9 - (-6)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
9 - (-6) =
15
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
5 - (-8)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
5 - (-8) =
13
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-9 - 0
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-9 + 0 =
-9
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
10 - (-10)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
10 - (-10) =
20
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
7 - (-5)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
7 - (-5) =
12
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
4 - (-2)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
4 - (-2) =
6
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
6 - (-5)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
6 - (-5) =
11
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-3 - 12
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-3 - 12 =
-15
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-9 - 6
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-9 - 6 =
-15
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
2 - (-11)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
2 - (-11) =
13
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
9 - (-10)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
9 - (-10) =
19
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
6 - (-16)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
6 - (-16) =
22
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
8 - (-5)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
8 - (-5) =
13
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
9 - (-19)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
9 - (-19) =
28
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-1 - (-3)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-1 - (-3) =
2
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
3 - (-12)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
3 - (-12) =
15
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
4 - (-7)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
4 - (-7) =
11
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
10 - (-18)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
10 - (-18) =
28
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-8 - 10
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-8 - 10 =
-18
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
9 - (-13)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
9 - (-13) =
22
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-10 - 12
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-10 - 12 =
-22
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
4 - (-13)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
4 - (-13) =
17
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-10 - 1
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-10 - 1 =
-11
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
3 - (-3)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
3 - (-3) =
6
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
5 - (-5)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
5 - (-5) =
10
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-7 - 2
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-7 - 2 =
-9
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
4 - (-14)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
4 - (-14) =
18
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-7 - 17
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-7 - 17 =
-24
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
10 - (-3)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
10 - (-3) =
13
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-3 - (-5)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-3 - (-5) =
2
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-6 - (-2)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-6 - (-2) =
-4
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
8 - (-3)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
8 - (-3) =
11
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
10 - (-16)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
10 - (-16) =
26
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-6 - 8
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-6 -8 =
-14
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-8 - (-2)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-8 - (-2) =
-6
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
8 - (-8)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
8 - (-8) =
16
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-4 - 0
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-4 + 0 =
-4
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
6 - (-9)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
6 - (-9) =
15
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
7 - (-7)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
7 - (-7) =
14
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-4 - (-4)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
-4 - (-4) =
0
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
6 - (-11)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
6 - (-11) =
17
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
1 - (-3)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
1 - (-3) =
4
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
5 - (-12)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
5 - (-12) =
17
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
5 - (-1)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
5 - (-1) =
6
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
1 - (-1)
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009
1 - (-1) =
2
Adapted from Becky Afghani, LBUSD Math Curriculum Office, 2004 by Jeri Shaver, Bancroft, 2009