内蒙古自治区巴彦淖尔市乌拉特前旗第三中学2026-2027学年七年级上学期期中数学试题(无答案)

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七年级数学质量检测考试试题

本卷满分100分,考试时间90分钟.

一、单选题(本大题共8小题,每小题3分,共24分)

1.DeepSeek活跃用户数在上线21天后达到了3370万.将3370万用科学记数法表示为(     )

A. B. C. D.

2.若一个数的绝对值是6,则这个数是(     )

A.6 B.-6 C.6或-6 D.0

3.有理数在数轴上的对应点如图所示,则下列式子中正确的是(     )

image

A. B. C. D.

4.若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的相反数是,则eqWmf183GmgAAAAAAAEABYAEDCQAAAAAyXgEACQAAAzEBAAACAI4AAAAAAAUAAAACAQEAAAAFAAAAAQL///8ABQAAAC4BGQAAAAUAAAALAgAAAAAFAAAADAJgAUABCwAAACYGDwAMAE1hdGhUeXBlAAAwABIAAAAmBg8AGgD/////AAAQAAAAwP///yYAAAAAAQAAhgEAAAUAAAAJAgAAAAIFAAAAFAIAATQAHAAAAPsCgP4AAAAAAACQAQAAAAAAAgAQVGltZXMgTmV3IFJvbWFuAP7///+gyO8CTFrjdUAAAAAEAAAALQEAAAkAAAAyCgAAAAABAAAAYXkAA44AAAAmBg8AEgFBcHBzTUZDQwEA6wAAAOsAAABEZXNpZ24gU2NpZW5jZSwgSW5jLgAFAQAHBERTTVQ3AAETV2luQWxsQmFzaWNDb2RlUGFnZXMAEQVUaW1lcyBOZXcgUm9tYW4AEQNTeW1ib2wAEQVDb3VyaWVyIE5ldwARBE1UIEV4dHJhABNXaW5BbGxDb2RlUGFnZXMAEQbLzszlABIACCEvJ/JfIY8hL0dfQVDyHx5BUPQVD0EA9EX0JfSPQl9BAPQQD0NfQQDyHyCl8gol9I8h9BAPQQD0D0j0F/SPQQDyGl9EX0X0X0X0X0EPDAEAAQABAgICAgACAAEBAQADAAEABAAFAAoBABAAAAAAAAAADwECAIFhAAAACgAAACYGDwAKAP////8BAAAAAAAcAAAA+wIQAAcAAAAAALwCAAAAhgECAiJTeXN0ZW0AALQAigUAAAoA6h9mAeofZgG0AIoFgNLvAgQAAAAtAQEABAAAAPABAAADAAAAAAA=的值是(     )

A.5 B.-5 C. D.

5.一个三位数,百位上的数是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,十位上的数是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,个位上的数是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,这个三位数用字母表示为(     )

A.abc B.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 C.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 D.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

6.已知,则代数式的值是(     )

A.2 B.-2 C.-4 D.

7.如图是一个“数值转换机”,按下面的运算过程输入一个数,若输入,则输出的结果为(     )

image

A.15 B.13 C.11 D.-5

8.如图1,数轴上方有1个方块,记图1为+1;图2的数轴上方有1个方块,数轴下方的2个方块,记图2为-1;图3的数轴上方有4个方块,下方有2个方块,记图3为+2;同理,记图4为-2;故按照此规律第2025个图记为(     )

A.+1013 B.+1012 C.-1012 D.-1013

二、填空题(本大题共4小题,每小题3分,共12分)page number 0

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