初一有理数的混合运算求解
初一有理数的混合运算求解
(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)3.28-4.76+1 ;
(42)2.75-2 -3 +1 ;
(43)42÷(-1 )-1 ÷(-0.125);
(44)(-48) ÷82-(-25) ÷(-6)2;
(45)- (2.5 )×(-2.4).
(46)-23 ×(-13)*2÷(- )2;
(47)-14-(2-0.5)× ×[( )2-( )3];
(48)-1 ×[1-3×(- )2]-( - )2×(-2)3÷(- )3
(49)(0.12+0.32) ÷ [-22+(-3)2-3];
(50)-6.24×32+31.2×(-2)3+(-0.51) ×624.
(51) 120-36×4÷18+35
(52)10.15-10.75×0.4-5.7
(53)5.8×(3.87-0.13)
(54)+4.2×3.74 347+45×2-4160÷52
(55)32.52-(6+9.728÷3.2)×2.5 87(58+37)÷(64-9×5)
(56)[(7.1-5.6)×0.9-1.15] ÷2.5 (3.2×1.5+2.5)÷1.6
(57)5.4÷[2.6×(3.7-2.9)+0.62] 12×6÷(12-7.2)-6
(58)3.2×6+(1.5+2.5)÷1.6 (3.2×1.5+2.5)÷1.6
(59)5.8×(3.87-0.13)+4.2×3.74
(60)33.02-(148.4-90.85)÷2.5
孩子,如果只有几道的话,那我不介意帮你.
但,这也太多了吧.
自己用计算机慢慢来.
其实这好简单的,方法都一样