二年级数学
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19 QuestionsShow answers
  • Question 1
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    Q.

    705 写成文字是

    answer choices

    七百一十五

    七百零五

    七百五十

  • Question 2
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    Q.

    一百一十九的数字是

    answer choices

    109

    119

    910

  • Question 3
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    Q.

    在915中,9 的数值是

    answer choices

    900

  • Question 4
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    Q.

    在267中,2 的数位是

    answer choices

    200

  • Question 5
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    Q.

    609 的百位近似值是___________

    answer choices

    610

    600

    700

  • Question 6
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    Q.

    4 、 0 、 9 组成一个最大的三位数

    answer choices

    049

    940

    409

  • Question 7
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    Q.

    9 、2 、 0 组成一个最小的三位数

    answer choices

    209

    290

    920

  • Question 8
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    Q.

    哪个数目中数字9的数位是个位?

    answer choices

    890

    980

    109

  • Question 9
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    Q.

    哪个数目是在509 到526 两个数目之间?

    answer choices

    590

    562

    518

  • Question 10
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    Q.

    800-234=

    answer choices

    666

    566

    676

  • Question 11
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    Q.

    计算89 , 123 及 309 的总和。

    answer choices

    521

    511

    212

  • Question 12
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    Q.

    8个百和6个十相差多少?

    answer choices

    794

    840

    740

  • Question 13
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    Q.

    计算173 与 29的总和

    answer choices

    192

    212

    202

  • Question 14
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    Q.

    672 和它的百位近似值相差多少?

    answer choices

    28

    72

    128

  • Question 15
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    Q.

    356 和它的百位近似值相差多少?

    answer choices

    44

    54

    34

  • Question 16
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    Q.

    在 436中,数字6 和4 的值的和是多少?

    answer choices

    406

    64

    394

  • Question 17
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    Q.

    在 276中,数字6 和 7 的值的和是多少?

    answer choices

    76

    276

    64

  • Question 18
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    Q.

    在 463中,数字6 和4 的值的相差是多少

    answer choices

    394

    494

    340

  • Question 19
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    Q.

    在 713中,数字7 和1 的值的相差是多少

    answer choices

    690

    790

    71-

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