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10 questions
52+42
94
92
202
320+45
105
165
725
227+83+58
243
243+58
143+102
1045−20
325
885
285
−36+524
176
176
76
12+518+227
83+152
82+153
252
350−532
32
−52
352
5200−58
602
8
402
2150+3175+424
26+157
186+157
1713
−52+108+318
242
442
622
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