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初一数学百题速算比赛1[1]

发布时间:2014-01-18 17:09:35  

看谁算得又对又快(每题1分)

(1)(?8)+(?5)=

(2)(+9)+(+6)= (3)(?0.9)+(?4.1)= (4)(?10)+(+7)= (5)(2

)+(?4

5

5

)= (6)(?1)+

1

34=

(7)(+25)+(?3

5)=

(8)|?12|?1

3

?

(9)0?5 = (10)(?7.3)?(?6.7)? (11)(?

112)?(?112

)= (12)13×(?4)= (13)3.2×(?0.4)=

(14)?0.25÷

3

8

= (15)(?53

6)?(?10)?

(16)4

5+(?1)=

(17)12

?36=

(18)?6

?0.5

=

(19)?23=

(40)(?4?3)3=

(41)(?2)2×(?3)2=

(42)(?1)2×(?2)3=

(43)(?2)= 5(44)0.13 = (45)(?2

3)3=

(46)(?7)?(?28)?0?(?24)?

(47)(?8

25)×1.25× (?8)=

(48)(?3)×(?11

42)÷(?21

4)=

(49)2

3×(?9

4)=

(50)(?1

2)×(?2)=

(51)?64÷31

5=

(52)?1÷(1

3?1

2)=

(53)(?32)÷51

32=

(54)(?7.6) ×0.5=

(55)(?18.5)?(?18.5)?

(56)?5 + 3 =

(57)(1?3

2)3=

(58)?(3)3

2=

2

(59)?3

2=

(60)24=

13

(71)9?1?(0?19)

24

(72)[(?3)2

?(?5)2

]?[?3?(?5)]

(73)(?1?1636?34?1

12

)?(?48)

(74)25?311

4?(?25)?2?25?(?4

)

(75)(?81)?214

4?9

?(?16)

(76)?111

12?(0.3?33?3

)?(?4)

(77)?123?(?21

3)?19

(78)[12?4?(3?10)]?4

3

(87)?3?[?5?(1?0.2?)?(?2)]

5

(88)?14?16

?[2?(?3)2]

(89)3?50?22?(?15

)?1

(90)?8?3?(?1)3?(?4)4

(91)4?5?(?12

)3

(92)?24?169?(?34

)2

(93)1?(?1)?0?4?(?4)?(?1)

(94)18?32?(?2)3?(?4)2?5

(95){0.85?[12?4?(3?10)]}?5

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