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.docx
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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.docx
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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
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
班级_______________座号______姓名_______________分数_______________
___________________________________________________________________________________________________
一、想一想,填一填
1.这是完全一样的正方形,想一想,每个小正方形________ 每个小三角形。
(填上“>”、“<”或“=”)
2.还有________棵树苗没栽,列式为________。
3.1分=________秒
4.两个同样大的正方形可以拼成一个________。
5.
________个
________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。
________个
________个
________个
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=()
A. 12
B. 355
C. 1064
D. 1530
13.
哪说的对?
()
A.
我排第一我最多 B.
我排第二我最多 C. 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()
A. 600月
B. 600日
C. 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)
一、想一想,填一填
1.=
2.5;6+2-3
3.60
4.长方形
5.1723
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