五年级上册计算题.docx

计算题1、(得数保存一位小数)(1)0.38×0.23(2)5.79×3.6(3)4.6×0.25(4)6÷24(5)52.95÷75(6)3.01÷7(7)4.95÷11(8)84.01÷31(9)0.646÷19(IO)4.7×0.592、(除不尽的保存两位小数)(11)3÷1.2(15)4÷15(19)56÷77(23)23÷33(12)2.7÷0.36(16)91.2÷0.57(20)1.47÷4.2(24)7.41÷0.57(13)88.4÷1.7(17)84.84÷1.2(21)19.19÷0.95(25)21÷240(27)3.85÷0.76(28)53.3÷4.7(29)56.29÷6.1(14)7.525÷0.38(18)5.63÷6.1(22)56.29÷6.1(26)9.68÷16(30)28.74÷31(33) 30.1 ÷33(37) 67.8÷11(34) 17÷15(38) 8÷73、得数用循环小数表示。(31)0.2÷0.06(32)13÷11(35) 7.8÷2.2(36)5.52÷9二、能简便计算的要简便计算(39)2.5×3.6×0.9(40)12.5×0.3×8.8(41)1.25×(100-8)(44) 8.4-8.4×1.5÷1.8(47)2.4×1.25×0.3(53) 3.5×1.02+35×0.098(42)42÷(5.25÷0.25)(43)0.4+12.6÷0.28×0.2(45)12.5×4.5+4.5×12.5+12.5(46)1.2×98(48) (20-0.8×9)X5.7(49)0.8x133.12+5.28(49) (50)118-(11.4-12.5×0.8)(51)50×(6.7×0.02)(52)0.25+2.5+25)×0.4(54)0.27×99+0.27(55)2.5×3.2×0.125(56)13.5÷2,5÷0.125÷0.4÷8(57)2.61×4.5+2.61×6.5-2.61(58)3.4×1.01(59)6.5×1.98(60)6.8×0.75÷0.5(61)13.75÷0.125-2.75(62)1.53+23.4÷7.2(63)22.9-13.68+12.68(64)4.7×11-4.7(65)28.8×6.3-6.3×18.8(66)4.8+5.2÷4(67)5.372.37+1.8)(68)10.01-2.78+1.59(69)2.85÷1.25÷0.8(70)10.5×0.25×12(71)3.7×91.6+7.3×91.6-91.6(72)3.2×0.82+3.2×1.18(73)4.05÷0.5-1.14(74)1.58×99+1.58(75) 12.5×0.4×2.5×8(76)7.75×20÷(3.24-3.04)(77) 43.2-1.8×3-4.6(78) 4.2×7.8+2.2×4.2(79)0.87×3.16+4.64(80)12.5×4.8(81) 4.7×4.7+4.7×6.3-4.7(82)12.5×3.2×0.25(83) 23.4÷7.2+6.5×0.8(84) 20.64-9.83-0.17(85)6.8÷(1.2+0.5)×0.04(86) 7.26-5.4÷1.74-1.6(87) 2.06+2.06×99(88)9.5×101(89)100-2.7÷0.36-2.5×5(90)(1.62+1.62+1.62+1.62)÷1.8×2.5(91)2.8×0.5+0.5×28.2-0.5(92)3.2×2.5×1.25(93)7,2÷7.22-6.4÷0.9(94) 4.65×32+2.5×46.5+0.465×430(95) 7.25×67.875+725×0.7875+7250×0.053375(96)0.46×1.9+0.54×1.9(97)3.45×102(98)12.5×88(99)13.65÷0.25÷6(1OO)28.98÷6.3-3.15三、解方程(101)8x=24(102)x÷0.5=1.2(103)x3.8=9.53(104)4.06+x=7.11(105)x÷1.5=1.5(106)2.4x=26.4(107)3-24=9(108)13x÷2×7=40(109)96÷6+4x=56(110)3-1.2x=9(111)3.6x+2×1.4=8.2(112)18×0.6-10x=4.26(113)0.4(-3)=0.72(114)1.5×(10-)=3(115)2.8÷(3+x)=3.5×0.2(116) 0.8 (x+4.8) =5.2(119) 1.6-9=3.8(122) 0.4×20-0.4x=6(117)(-6)÷0.5=3(118)4-45÷18=21(120)4(0.9+x)=4.8(121)(-1.9)÷5=1.1(123)24-8x=28.8(124)4.5x÷1.6x=42.7(125)(7-1.4)x=2.8(128)0.5×(-1.8)=2.4(131)0.4×20-0.4x=6(134)4-10=x+(126)9-5.2×6=4.8(127)(2.5+x)÷0.8=5(129)22.5×2÷5x=135(130)4×(0.3+x)=4.8(132)(4-0.32)+1.6=2.08(133)3.5-=17.5110(135)8.9-5x=2.7(136)3.54×5-1.7x=13.45(137)1.6x+2x×0.7=18(138)4-0.32+1.6=2.08(139)28-÷3.6=20(140)3.5-0.8x=11.34(141)9-14×5.5=58x)=3.5×0.2(144)3x+2×7=50(142)6.2-=41.6(143)2.8÷(3+(145)12(x+3.7)=144(146)5-3×11=42