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Study
Adding Up to Four 2-Digit Numbers
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20 + 44 + 64 + 23
151
Oops!
Okay!
62 + 55 + 36
153
Oops!
Okay!
78 + 34 + 81 + 14
207
Oops!
Okay!
15 + 16 + 25 + 11
67
Oops!
Okay!
42 + 93 + 19 + 28
182
Oops!
Okay!
14 + 85 + 62
161
Oops!
Okay!
59 + 47 + 62 + 15
183
Oops!
Okay!
22 + 14 + 68 + 15
119
Oops!
Okay!
73 + 45 + 44
162
Oops!
Okay!
56 + 44 + 29
129
Oops!
Okay!
55 + 48 + 29 + 32
164
Oops!
Okay!
76 + 29 + 57 + 40
202
Oops!
Okay!
38 + 82 + 54 + 51
225
Oops!
Okay!
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