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【免费下载】精编天津市第八中学20232024学年七年级上学期第一次月考数学试题

  • 2026-02-09 09:18:04
【免费下载】精编天津市第八中学20232024学年七年级上学期第一次月考数学试题

2023-2024学年第一学期七年级

第一次大单元(数学)练习

注注意事项:

1.答题前填写好自己的姓名、班级等信息

2.请将答案正确填写在答题卡上

一、选择题(本大题共6小题,共24.0分)

1. 下列不是有理数的是(

A. -3.14B. 0C. D. π

2. 下列各组量中,互为相反意义的量是(

A. 上升与下降B. 篮球比赛胜5场与负5C. 向东走3米,再向南走3D. 增产10吨粮食与卖出10吨粮食

3. 下列说法中,错误的是(

A. 不是有理数B. 是有理数

C. 自然数就非负整数D. 自然数就是正整数

4. 关于“0”的说法,正确的是(

A. 整数,也是正数B. 是整数,但不是正数

C. 不是整数,是正数D. 是整数,但不是有理数

5. 下列各组数中,互为相反数的是(

A. B. C. D. 

6. 下面关于有理数的说法正确的是(

A. 整数和分数统称为有理数B. 正整数集合与负整数集合合在一起就构成整数集合

C. 有限小数和无限循环小数不是有理数D. 正数、负数和零统称为有理数

二、填空题(本大题共5小题,共20.0分)

7. 的相反数是______

8. 比较大小:_____

9. 如果a是有理数,那么的最小值是__________

10. ,则__________,__________

11. 若|2x4|与|y3|互为相反数,则2xy______

三、解答题

12. 把下列各数:

(1)分别数轴上表示出来:

(2)将上述的有理数填入图中相应的圈内.

13. 计算:

(1)

(2)

(3)

(4)

14. 比较下列每组数大小:

(1)

(2)

(3)

15. 计算:

16. 计算:

(1)

(2)

(3)

17. 已知a,b互为相反数,c,d互为倒数,|x1|2,求+a+bx|x|值.

通过网盘分享的文件:【免费下载】精编天津市第八中学20232024学年七年级上学期第一次月考数学试题

链接: https://pan.baidu.com/s/11VMtQsOLEFR-K8iGORC6mQ?pwd=4321 提取码: 4321 

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  139. /yingpanguazai/ssd/ssd1/www/yeyulingfeng.com/runtime/temp/8ef20ebb20ac8b82ec5232b0bcb62051.php ( 11.99 KB )
  140. /yingpanguazai/ssd/ssd1/www/yeyulingfeng.com/vendor/topthink/think-trace/src/Html.php ( 4.42 KB )
  1. CONNECT:[ UseTime:0.000508s ] mysql:host=127.0.0.1;port=3306;dbname=no_yeyulingfeng;charset=utf8mb4
  2. SHOW FULL COLUMNS FROM `fenlei` [ RunTime:0.000724s ]
  3. SELECT * FROM `fenlei` WHERE `fid` = 0 [ RunTime:0.000339s ]
  4. SELECT * FROM `fenlei` WHERE `fid` = 63 [ RunTime:0.000254s ]
  5. SHOW FULL COLUMNS FROM `set` [ RunTime:0.000570s ]
  6. SELECT * FROM `set` [ RunTime:0.000222s ]
  7. SHOW FULL COLUMNS FROM `article` [ RunTime:0.000609s ]
  8. SELECT * FROM `article` WHERE `id` = 467603 LIMIT 1 [ RunTime:0.000464s ]
  9. UPDATE `article` SET `lasttime` = 1770607336 WHERE `id` = 467603 [ RunTime:0.008566s ]
  10. SELECT * FROM `fenlei` WHERE `id` = 66 LIMIT 1 [ RunTime:0.000269s ]
  11. SELECT * FROM `article` WHERE `id` < 467603 ORDER BY `id` DESC LIMIT 1 [ RunTime:0.000740s ]
  12. SELECT * FROM `article` WHERE `id` > 467603 ORDER BY `id` ASC LIMIT 1 [ RunTime:0.000405s ]
  13. SELECT * FROM `article` WHERE `id` < 467603 ORDER BY `id` DESC LIMIT 10 [ RunTime:0.000962s ]
  14. SELECT * FROM `article` WHERE `id` < 467603 ORDER BY `id` DESC LIMIT 10,10 [ RunTime:0.000826s ]
  15. SELECT * FROM `article` WHERE `id` < 467603 ORDER BY `id` DESC LIMIT 20,10 [ RunTime:0.001023s ]
0.083767s