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- Multiple ChoicePlease save your changes before editing any questions.
九百一十九写成数字是
919
909
990
9109
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在数字129里，2 的数值是
2
20
12
29
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哪个数字 3 的数值是 300
731
653
394
203
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以下哪项是顺序排列？
1259， 1248， 1130， 1039
4025， 4133， 4189， 4221
5578， 5576， 5499， 5360
9125， 9100， 8549， 6534
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2000 + 40 + 5 =
2450
2405
2045
2540
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6个千，3个百 和 8个 一 等于
6038
6380
6308
6381
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297 - 62 =
235
135
35
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601 - 425 - 89 =
512
176
87
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312 - 275 =
162
37
17
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8 ÷ 2 =
1
2
3
4
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16 ÷ 8 =
0
1
2
8
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2 + 2 + 2 + 2 + 2 + 2 + 2 = ( ) x ( )
8; 2
2; 8
2; 7
7; 2
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下列哪项算式等于 2 x 4?
2 + 2 + 2 + 2
4 + 4 + 4 + 4
2 + 2
4 + 4
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写出乘法算式
3 x 12
12 + 12 + 12
3 + 12
12 x 3
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（ A ） x 4 = （ B ）
A=6 ， B=20
A=6 ， B=25
A=5 ， B=30
A=5 ， B=20
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下列哪一项的规律是七个七个逆序地数？
891， 898， 905， 912， 919
919， 912， 905， 898， 891
891， 897， 903， 909， 915
915， 909， 903， 897， 891
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260 + 27 =
287
267
257
- Multiple ChoicePlease save your changes before editing any questions.
15 + 7 + 57 =
22
72
79
- Multiple ChoicePlease save your changes before editing any questions.
37 + 492 =
862
529
295
- Multiple ChoicePlease save your changes before editing any questions.
22+45+11
18
38
58
78