大连市西岗区香炉礁第二小学一年级下册数学练习题含答案Word下载.docx

大连市西岗区香炉礁第二小学一年级下册数学练习题含答案Word下载.docx

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3．1分=________秒

4．两个同样大的正方形可以拼成一个________。

5．

________个

6．如图，________个十和________个一合起来是________。

7．想一想，算一算．

要买的东西

付的钱

应找回钱数

20元

________

2元

5角

8．数一数，填一填。

9．接着69，写出后面连续的四个数：

10．从左到右数与它的相邻整十数

二、对号入座、选择填空（含多选）

11．9＋7=（）

A. 

11 

B. 

16 

C. 

40 

D. 

50

12．1200－845＝（）

12 

355 

1064 

1530

13．

哪说的对？

（）

我排第一我最多 

我排第二我最多 

我排第三我最多

14．66减去6个十是（）。

A．6B．60C．66

15．比20大又比25小的双数是多少？

A．21B．24C．30

16．下面的时间与你的年龄最接近的是（）

600月 

600日 

600周

17．有65名家长来开会，已经有50把椅子了，还差（）把

A．10 

B．15C．20

18．下面哪道题的得数是八十多？

A．62+27B．7+51C．60+8

三、判断对错，对的打“√”错的打“×

”

19．人民币兑换时要保留二位小数。

20．分针走一大格是1分。

21．个位上是1的两位数一共有10个。

22．100－50－22的结果是一位数。

23．小丽要做12个五角星，做好了7个，还要做8个。

四、我是数学家、请计算

24．11－9=14－6=13－8=4＋8=13－9=15－7=12－6=9＋3=17－9=11－7=________

25．我会凑十法。

23＋9=________ 

12＋7=________ 

8＋9=________ 

6＋15=________

17＋8=________ 

9＋13=________ 

27＋6=________ 

32＋9=________

19＋7=________ 

16＋6=________ 

14＋7=________ 

25＋7=________

26．32+7=________35+6=________37+3=________39+8=________

42+7=________45+6=________47+3=________49+8=________

27．30＋45=________

28．细心计算下面各题。

40+50=________80-70=________54+4=________55+7=________

89-60=________14-7=________20+75=________8+34=________

63-9=________78+4=________76-36=________35-20=________

五、找朋友、连线

29．找水果．

30．选择正确答案．

31．他们看到的分别是哪幅图？

六、应用解答题

32．用

这三个数，能组成多少个两位数？

分别是多少？

其中最大的是多少？

最小的是多少？

33．

苹果17个

草莓比苹果多得多，

草莓可能有多少个？

10个

20个

64个

34．

2018-2019年大连市西岗区香炉礁第二小学一年级下册数学练习题含答案（参考答案）

1．＝

2．5；

6+2-3

3．60

4．长方形

5．1723

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