小学六年级数学四则运算600道含简便运算.docx
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小学六年级数学四则运算600道含简便运算
小学数学四则运算——简便运算大汇总
简便运算
4+3.2+5+6.825×(8×0.4)×1.257-(2-)
(++)×7293.5÷3÷
1125-997998+1246+9989 (8700+870+87)÷87
125×8.81.3+4.25+3.7+3.7517.15-(3.5-2.85)
3.4×99+3.44.8×1.010.4×(2.5÷73)
(1.6+1.6+1.6+1.6)×25(+-)÷
12.3-2.45-5.7-4.55÷2+×0.125×0.25×64
64.2×87+0.642×130078×36+7.8×741-7×17+×8
×+0.125×+0.52.42÷+4.58×-4÷325÷100
4.25-3-(2-1)3.8÷3.9+3.9÷0.1+0.1÷3.912.1-(+)×105
-(+)××-÷4
×[1÷(+)][-(-)]×
+×+1-÷-
×+÷45-(÷+)
4-(2.5+1.9)×(0.5-0.5)4-2.5+1.9×(0.5-0.5)
4-2.5+1.9×0.5-0.5[4-(2.5+1.9×0.5)]-0.5
[4-(2.5+1.9)×((0.5-0.5)[4-(2.5+1.9)×0.5]-0.5
12-4-2-5-12.5%0.125×+×8.25+12.5%
(+)÷2.5××0.4×2
15-2.25-7×[+(-)÷]
10×[(-0.5)÷](2.7-4.25×)÷2.8×
1.25+1×7.4+125%÷10-4.68÷7.2+0.05
1×(5÷-÷5)18.09×[(1.5+2)÷3.75-]
0.84÷0.3÷(1.96×18.9)-(0.15+)÷1.81325+540÷18×15
2.5÷8+9.5×+4×0.125[2.1+7÷(3-1.625)]×1
2.5×-2.1÷+9.63(7+7×2+7)÷43.8+1+6.2+3
×[(4-3.5)÷](2+-1)×122.5÷8+3.5×+0.125
(9.5+9+9+9.5)×123-(1+÷1)×1
[(0.05+)÷0.25-]×125%5.35×0.25+2.65×
(3+-2)÷(1÷80%)(4.2÷0.7+6×)×
0.8×32.5×12.5 7.6×9.9×0.01 8.32×0.58-0.32×0.58
1.25÷5+0.25×20 10.69-2.5×2.4 0.3×2.5×0.04
8.4×57+8.4×42+8.4 13÷0.65÷2 7.2×10.1-7.2
1.2×2.5+2.8×2.5 32×0.65+3.2×3.5 ×÷15
25×(4+) 60×(+-) ×0.35+0.65÷
0.25×37.5%+× 25%×+×25% ÷÷
×0.35+0.65÷ ÷4÷ +÷
5÷-÷5 2-÷- ×1000-
(+)×15 ×+÷9 32÷÷
+++ +(+) ÷(3--)
××(+)×28×+×
3-÷×÷
×+÷11(-)÷
()÷
()-()-()()-()
12.06+5.07+2.9430.34+9.76-10.34×3÷×325×7×4
34÷4÷1.71.25÷×0.817+-71--
41.06-19.72-20.287-3+8+2-11+7+3
700÷14÷5 18.6÷2.5÷0.413×÷29÷×
5.68+(5.39+4.32)19.68-(2.97+9.68)7+(-)5-(-)
1.25×(8÷0.5)0.25×(4×1.2)1.25×(213×0.8)0.74÷(71×)
24×(---)(12+)×7(7-)×9.3÷(4÷)
0.92×1.41+0.92×8.59×-×1.3×11.6-1.6×1.3×11.6+18.4×
9999+999+99+94821-9983.2×12.5×251.25×88
7.6÷0.253.5÷0.1253.8×9.9+0.38×103-×2-
(13×8)×125 3700-2185-815 20×(17×5)4×7×25×3
14×20×5 25×(40×32)(5×7)×80 4×9×25
8×14×125×616×25×5×4 259+468+741+532 23×4×5
40×7×3×5 25×6×4×5 25×(6×4)(8×6)×125
102×7.3÷5.13.6×0.252.6×9.91.06×2.5×4
+×-×(÷)(-)×÷
÷【×(+)】-+÷÷【(-)×】
+-×+÷(-)×88
13—48×(+)99×5--0.12545×
÷3+×+×+×+×+
(-)×(+)÷7+×【1-(+)】÷
÷+×(+-)×122-÷-
÷+××+÷×÷-
(-)÷÷(-)×4-(+)
5--0.125
3--×+××+÷18×(+)
χ=χ×(+)=×7+×5(-)×(24-)
(×+)÷÷[(+)×]χ-χ= 6×-χ=
8x-×3=(x-6)×=25x:
=(32×+17)÷
(25+)÷+()
(21×+×21)×(99+)÷9×÷÷[(+)×]
(+)×30+3÷χ+=χ-χ=12
χ+10%χ=110×-÷4--×58+×41+
××-×+÷÷[(-)÷]5X-3×=
+X=235-135÷18×153–0.6×53(+)÷+
10--+χ+60%χ=281.6∶χ=0.125∶0.525×÷×
13.09-8.12-4.8812×103-4500÷75×[÷(×)](+)×15×11
37.5+19.5÷2.5×41.75x-0.5x=6.25x-=×30%6:
x=:
0.8×33×1.25×+÷109.56+4.875-+1.44÷6-×
4.6×1+8.4÷-1×599.9×999+99.94÷1+6×18×+2×-
2×80××1.2525×1.25×4×80.7+3.9+4.3+6.17.35×99+7.35
47-8÷17-46×10115.6-2-414×2+14×3
÷++×+÷+3-×---
4-3+1-2×+×÷75﹪-÷(+-)×24
0.4÷2.5+0.07×50÷×(+)4-1-1.75+0.4496+250×16
10.2-(1.25+2.5)÷1.5(-)×452-[+(-)]0.3÷[1÷(3.3-2.95)]
4949×85÷49-85(-)×(÷)[(-)÷+]×(-)×35×
24×(+-)3.74×4.8+6.2×3.74×[-(-)]8.6÷4.3×
×(-0.25)÷[3.6-(4.7+2.3)×]÷1.217.1-8.8-1.23.6×25
÷+×+÷÷[×(+)]60×(+-)
1750+450÷18×320.8×[1÷(3.2-2.95)](+×)÷2.5×3.7×0.4
12×(-)(9-10×)÷101.1-25.93+5.1÷0.85(-)×(÷1)
2.6×+2×3-1-1.9+19.9+199.9+1999.9+0.4×+÷
×(+)+×÷(-)1×1.25+1×2.2-1
4-÷4-÷[(+)×]4.8+1.2×3.5÷1.41.8÷0.25+8.2×4
×+÷(10-÷)×168.1÷(4.3×2-0.4)×[-(-)]
25.125――17.40.38×7-+4×7.83-(1.26+2.17)-0.24
×[÷(×)](-)÷(20.1-21×)÷5.1
24××(5×)×÷+40-35.75-4.25
15×+÷163.64×[1÷(-2.09)](-+)×45
2220÷37-236.2×4.5+3.8÷[×(-)]
×÷÷7-(0.35+2)(-)÷×4-1÷4-×3
[-(-)]×8.5×+0.75×5+6.5÷11+0.54÷0.9-0.75
24÷[(-)×3]×(÷)(-)××[(+)÷]
×÷(-)÷×(1-×)(5÷-)×
(1-÷)××+÷(3+2+1-1)÷
7+3.25+2+5.4864×+×34(-÷4×)÷
15-(÷2+5)6.4÷+1.25×3[0.25×4-(+)]×
+(+)××(+)÷15.6÷[32×(1-)÷3.6]
×[(1+)×][-0÷(+)]×3.68×[1÷(2–2.09)]
[2–(11.9-8.4×)]÷1.3×+÷20.01×83+1.7×200.1
(0.4×0.8)×(2.5×12.5)1x+x==2.1x+7.9x=0.29
12∶7=x∶0.3[3.2×(1-)+3]×21+2+4+3×99
3.75×4+1.6×31÷2.5+2.5×0.43-1-13.92-(1.19+9.92)-2.81
55×66÷(11×11)40.2-4÷80×2.4×[÷(×)](+)÷(÷4-)
=:
30%x--=1=6×3-1.8x=7.2
807×99+80725×××0.6+3.1+5.4+6.9[1-(-)]×
(-)÷0.5×2.5×12.5×642X-=0.5X+X=
2:
(1-X)=0.36:
X=:
-8×0.5=1675×60%+24×+0.6
(-2)÷2(3-112.5%+1)×1×37÷0.24-2×0.875
:
=:
xx-x=9.453.7×5-2x