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  • 幫出初中數(shù)學(xué)計(jì)算題30道

    幫出初中數(shù)學(xué)計(jì)算題30道
    有理數(shù)的加減法混合運(yùn)算
    要得數(shù)容易算的最好追20
    帶上過(guò)程得數(shù)追30
    9點(diǎn)之前發(fā)上來(lái)
    數(shù)學(xué)人氣:601 ℃時(shí)間:2020-03-23 11:02:41
    優(yōu)質(zhì)解答
    1、計(jì)算:(1)-5-9+3; (2)10-17+8;
    (3)-3-4+19-11; (4)-8+12-16-23.
    2.計(jì)算:
    (1)-4.2+5.7-8.4+10; (2)6.1-3.7-4.9+1.8;
    3.計(jì)算:
    (1)(-36)-(-25)-(+36)+(+72); (2)(-8)-(-3)+(+5)-(+9);
    (3) ; (4)-9+(-3 )+3 ;
    4.計(jì)算:
    (1)12-(-18)+(-7)-15;
    (2)-40-28-(-19)+(-24)-(-32);
    (3)4.7-(-8.9)-7.5+(-6);
    答案:
    1、(1)-11;(2)1;(3)1;(4)-35
    2、(1)3.1;(2)-0.7;(3) ;(4)
    3、(1)25;(2)-9;(3) ;(4)-9
    4、(1)8;(2)-41;(3)0.1
    (1) (-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
    (62) (-13)/3-5*8
    (63) (-15)/1+17*(-18)
    (64) (-13)/3/19/8
    (65) (-3)/(-13)/20*5
    (66) 3/12/(-18)-18
    (67) 5*(-19)/13+(-6)
    (68) 4+4*(-19)-11
    (69) (-2)+17-5+(-1)
    (70) 9+(-3)*19*(-19)
    (71) (-12)-(-6)+17/2
    (72) 15*(-5)-(-3)/5
    (73) (-10)*2/(-1)/4
    (74) (-8)*16/(-6)+4
    (75) 2-11+12+10
    (76) (-3)+(-20)*(-7)*(-9)
    (77) (-15)+8-17/7
    (78) (-14)*10+18*2
    (79) (-7)+2-(-17)*19
    (80) (-7)/18/1+1
    (81) 11/(-9)-(-16)/17
    (82) 15+5*6-(-8)
    (83) (-13)*(-18)+18/(-6)
    (84) 11-(-1)/11*(-6)
    (85) (-4)+(-12)+19/6
    (86) (-18)/(-1)/(-19)+2
    (87) 9*(-8)*(-6)/11
    (88) 20*(-3)*(-5)+1
    (89) (-18)-2+(-11)/20
    (90) 15*1+4*17
    (91) 1-10+(-14)/(-1)
    (92) 10+(-4)*(-19)+(-12)
    (93) 15/14/5*7
    (94) 8+(-13)/3+1
    (95) (-14)+6+(-2)*(-14)
    (96) (-5)/(-13)/4+7
    (97) (-15)/(-2)/(-12)+(-2)
    (98) (-17)-(-20)-20*(-10)
    (99) (-7)-10-13/3
    (100) (-20)+(-18)+11+9
    答案:
    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
    62 -(133/3)
    63 -321
    64 -(13/456)
    65 3/52
    66 -(1297/72)
    67 -(173/13)
    68 -83
    69 9
    70 1092
    71 5/2
    72 -(372/5)
    73 5
    74 76/3
    75 13
    76 -1263
    77 -(66/7)
    78 -104
    79 318
    80 11/18
    81 -(43/153)
    82 53
    83 231
    84 115/11
    85 -(77/6)
    86 20/19
    87 432/11
    88 301
    89 -(411/20)
    90 83
    91 5
    92 74
    93 3/2
    94 14/3
    95 20
    96 369/52
    97 -(21/8)
    98 203
    99 -(64/3)
    100 -18
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