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Study
Addition Practice (<20)
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10 + 4 =
14
Oops!
Okay!
6 + 7 =
13
Oops!
Okay!
10 + 10 =
20
Oops!
Okay!
14 + 2 =
16
Oops!
Okay!
8 + 4 =
12
Oops!
Okay!
2 + 5 =
7
Oops!
Okay!
8 + 9 =
17
Oops!
Okay!
11 + 9 =
20
Oops!
Okay!
15 + 3 =
18
Oops!
Okay!
9 + 7 =
17
Oops!
Okay!
13 + 7 =
20
Oops!
Okay!
12 + 7 =
19
Oops!
Okay!
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