数学小学期末试卷

人教版四年级下册数学《观察物体》

人教版四年级下册数学期末试卷 (满分:100分 考试时间:90分钟) 姓名:__________ 学号:__________ 班级:__________ 完成时间:_______ 分钟 得分:_______ 题号 一 二 三 四 五 六 总分 分数 注意事项: 1. 答题前,请将姓名、学号、班级填写清楚。 2. 请用黑色签字笔或钢笔答题,作图题可用铅笔。 3

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人教版四年级下册数学期末试卷


(满分:100分 考试时间:90分钟)

姓名:__________ 学号:__________ 班级:__________

完成时间:_______ 分钟 得分:_______


题号

总分

分数

注意事项:

1. 答题前,请将姓名、学号、班级填写清楚。

2. 请用黑色签字笔或钢笔答题,作图题可用铅笔。

3. 保持卷面整洁,书写工整。

4. 考试时间为90分钟,请合理安排答题时间。




一、填空题(每空1分,共20分)

1. 由3个十、5个百分之一和7个千分之一组成的数是( ),读作( )。

2. 把0.68扩大到它的100倍是(      );把45.3缩小到它的 11000\frac{1}{1000} 是(      )。

3. 一个等腰三角形的顶角是80°,它的一个底角是( )°。

4. 根据运算定律填空:125×(8×17)=(125×___)×___125 \times (8 \times 17) = (125 \times \_\_\_) \times \_\_\_

5. 在○里填上“>”、“<”或“=”。

3.05吨 ○ 3吨50千克 6.8平方米 ○ 680平方分米

6. 一个两位小数“四舍五入”保留一位小数后是4.5,这个两位小数最大是( ),最小是( )。

7. 鸡和兔共10只,脚共有28只,鸡有( )只,兔有( )只。

8. 把一根木头锯成4段需要12分钟,如果锯成8段需要( )分钟。

9. 小明在计算 25×(+4)25 \times (□ + 4) 时,错算成了 25×+425 \times □ + 4,这样得到的结果与正确结果相差(      )。

10. 一个数的小数点向右移动两位后,比原数增加了198,原数是( )。


二、判断题(对的打“√”,错的打“×”,每题1分,共5分)

1. 0除以任何数都得0。 ( )

2. 小数点的后面添上“0”或去掉“0”,小数的大小不变。 ( )

3. 等边三角形一定是锐角三角形。 ( )

4. 用三根分别长4厘米、6厘米和9厘米的小棒能摆成一个三角形。 ( )

5. 近似数是5.0的两位小数最小是4.95。 ( )


三、选择题(将正确答案的序号填在括号里,每题2分,共10分)

1. 下面各数中,要读出两个“零”的数是( )。

A. 201008 B. 300.06 C. 805.07 D. 190.07

2. 要使29□680≈30万,□里有( )种填法。

A. 1 B. 4 C. 5 D. 6

3. 下面各组小棒中,不能围成三角形的是( )。

A. 3cm, 4cm, 5cm    B. 3cm, 3cm, 6cm    C. 4cm, 4cm, 4cm    D. 3cm, 3cm, 5cm

4. 一个三角形中至少有(      )个锐角。

A. 1    B. 2    C. 3    D. 0

5. 从上面观察 $\boxed{\ }$ ,所看到的图形是(      )。

A. $\boxed{\ }$    B. $\boxed{\ }$    C. $\boxed{\ }$    D. $\boxed{\ }$

四、计算题(共30分)

1. 直接写出得数。(每题0.5分,共5分)

0.38 + 0.06 =

64.2 + 5.7 =

543 - 27 - 73 =

0.97 - 0.09 =

12.8 - 9.86 =

17.05 - 4.58 =

3.5 + 0.6 =

5 - 0.15 =

4.35 + 5.36 =

99 × 66 + 66 =

2. 计算下面各题,能简算的要简算。(每题3分,共18分)

(1)$415 - 176 - 24$                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                                            &