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Study
2 digit Addition without regrouping
0
%
0
0
0
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Restart
34+35
69
Oops!
Okay!
13+12
25
Oops!
Okay!
72+21
93
Oops!
Okay!
64+13
77
Oops!
Okay!
52+20
72
Oops!
Okay!
23+56
79
Oops!
Okay!
21+27
48
Oops!
Okay!
42+53
95
Oops!
Okay!
21+47
68
Oops!
Okay!
42+54
96
Oops!
Okay!
62+23
85
Oops!
Okay!
13+31
44
Oops!
Okay!
79+10
89
Oops!
Okay!
20+28
48
Oops!
Okay!
22+50
72
Oops!
Okay!
36+22
58
Oops!
Okay!
11+63
74
Oops!
Okay!
30+32
62
Oops!
Okay!
26+31
57
Oops!
Okay!
24+51
75
Oops!
Okay!
30+60
90
Oops!
Okay!
36+42
78
Oops!
Okay!
50+46
96
Oops!
Okay!
20+76
96
Oops!
Okay!
53+25
78
Oops!
Okay!
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