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Study
Add & Subtract Attack
0
%
0
0
0
Back
Restart
10-1
9
Oops!
Okay!
10+7
17
Oops!
Okay!
4-3
1
Oops!
Okay!
7-1
6
Oops!
Okay!
11+2
13
Oops!
Okay!
11-2
9
Oops!
Okay!
10+9
19
Oops!
Okay!
5-3
2
Oops!
Okay!
6-5
1
Oops!
Okay!
100+0
100
Oops!
Okay!
8-3
5
Oops!
Okay!
6-4
2
Oops!
Okay!
10-5
5
Oops!
Okay!
15-10
5
Oops!
Okay!
6+3
9
Oops!
Okay!
12-12
0
Oops!
Okay!
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