完整数：四则运算
Authored by 黄敬谦NG QIAN
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7th Grade
Used 2+ times
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20 questions
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1.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
253 + 28
281
283
285
287
2.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
623-32
589
590
591
592
3.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
623+795+384
1702
1902
1812
1802
4.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
456-123
333
332
331
330
5.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
789 + 456
1245
1246
1247
1248
6.
MULTIPLE CHOICE QUESTION
30 sec • 1 pt
987-654
333
332
331
330
7.
MULTIPLE CHOICE QUESTION
30 sec • 3 pts
2584-736-258
1390
1590
2590
1890
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