初一水平有过程及答案的500道数学计算题 急!

4个回答

  • 你要求会不会太高啦

    真不知道你要他干吗————没办法 500道 有答案 输入不下了!

    (-9)-(-13)+(-20)+(-2)

    (2) 3+13-(-7)/6

    (3) (-2)-8-14-13

    (4) (-7)*(-1)/7+8

    (5) (-11)*4-(-18)/18

    (6) 4+(-11)-1/(-3)

    (7) (-17)-6-16/(-18)

    (8) 5/7+(-1)-(-8)

    (9) (-1)*(-1)+15+1

    (10) 3-(-5)*3/(-15)

    (11) 6*(-14)-(-14)+(-13)

    (12) (-15)*(-13)-(-17)-(-4)

    (13) (-20)/13/(-7)+11

    (14) 8+(-1)/7+(-4)

    (15) (-13)-(-9)*16*(-12)

    (16) (-1)+4*19+(-2)

    (17) (-17)*(-9)-20+(-6)

    (18) (-5)/12-(-16)*(-15)

    (19) (-3)-13*(-5)*13

    (20) 5+(-7)+17-10

    (21) (-10)-(-16)-13*(-16)

    (22) (-14)+4-19-12

    (23) 5*13/14/(-10)

    (24) 3*1*17/(-10)

    (25) 6+(-12)+15-(-15)

    (26) 15/9/13+(-7)

    (27) 2/(-10)*1-(-8)

    (28) 11/(-19)+(-14)-5

    (29) 19-16+18/(-11)

    (30) (-1)/19+(-5)+1

    (31) (-5)+19/10*(-5)

    (32) 11/(-17)*(-13)*12

    (33) (-8)+(-10)/8*17

    (34) 7-(-12)/(-1)+(-12)

    (35) 12+12-19+20

    (36) (-13)*(-11)*20+(-4)

    (37) 17/(-2)-2*(-19)

    (38) 1-12*(-16)+(-9)

    (39) 13*(-14)-15/20

    (40) (-15)*(-13)-6/(-9)

    (41) 15*(-1)/12+7

    (42) (-13)+(-16)+(-14)-(-6)

    (43) 14*12*(-20)*(-13)

    (44) 17-9-20+(-10)

    (45) 12/(-14)+(-14)+(-2)

    (46) (-15)-12/(-17)-(-3)

    (47) 6-3/9/(-8)

    (48) (-20)*(-15)*10*(-4)

    (49) 7/(-2)*(-3)/(-14)

    (50) 13/2*18*(-7)

    (51) 13*5+6+3

    (52) (-15)/5/3+(-20)

    (53) 19*4+17-4

    (54) (-11)-(-6)*(-4)*(-9)

    (55) (-16)+16-(-8)*(-13)

    (56) 16/(-1)/(-10)/(-20)

    (57) (-1)-(-9)-9/(-19)

    (58) 13*20*(-13)*4

    (59) 11*(-6)-3+18

    (60) (-20)+(-12)+(-1)+(-12)

    (61) (-19)-3*(-13)*4

    1 -18

    2 103/6

    3 -37

    4 9

    5 -43

    6 -(20/3)

    7 -(199/9)

    8 54/7

    9 17

    10 2

    11 -83

    12 216

    13 1021/91

    14 27/7

    15 -1741

    16 73

    17 127

    18 -(2885/12)

    19 842

    20 5

    21 214

    22 -41

    23 -(13/28)

    24 -(51/10)

    25 24

    26 -(268/39)

    27 39/5

    28 -(372/19)

    29 15/11

    30 -(77/19)

    31 -(29/2)

    32 1716/17

    33 -(117/4)

    34 -17

    35 25

    36 2856

    37 59/2

    38 184

    39 -(731/4)

    40 587/3

    41 23/4

    42 -37

    43 43680

    44 -22

    45 -(118/7)

    46 -(192/17)

    47 145/24

    48 -12000

    49 -(3/4)

    50 -819

    51 74

    52 -21

    53 89

    54 205

    55 -104

    56 -(2/25)

    57 161/19

    58 -13520

    59 -51

    60 -45

    61 137

    ——————————————————————————————————————①|-13|+|-53|+(-21)+|-3.5+3.5| =13+53-21+0 =66-21 =45 ②(-3又4分之1)+(+3又3分之2)+(+2又4分之1)+(-1又3分之2) =-3又4分之1+3又3分之2+2又4分之1-1又3分之2 =-3又4分之1+2又4分之1+3又3分之2-1又3分之2 =-1+2 =1 ③(-1×1/2)+(-1/2×1/3)+(-1/3×1/4)+.+(-1/2007×1/2008) =(-1)[(1-1/2)(1/2-1/3)(1/3-1/4)+...+(1/2007-1/2008)] =(-1)(1-1/2008) =-2007/2008 ④(-7.33)×(+42.07)+(-2.07)(-7.33) =(-7.33)×(42.07-2.07) =(-7.33)×40 =-293.2 ⑤若设x=(-1/1996)^2005×1996^2006;y=(-5)^2005×(-6)^2005×(-1/30)^2004-34,求(x+y)^4的值;并用科学计数法表示结果 .x=(-1/1996)^2005×1996^2006=(-1)^2005*1996^2006/1996^2005=-1996 y=(-5)^2005×(-6)^2005×(-1/30)^2004-34 =[(-5)*(-6)]^2005*(-1)^2004/30^2004-34 =30-34 =-4 (x+y)^4=(-1996-4)^4=(-2000)^4=16×10^12 =1.6×10^13 够多了;分给我吧.求.