小学六年级分数乘除法混合计算.docx
分数计算-12O1422O()1.化简:Ti=oT5V=TT045=o2()223八()3()转化:l=7yT=-O-2-=-通分:1132()111=H=23OOO23_OO_O3+4=IT+T7=?)约分:23142×3×14O11xx=34213×4×21O414-X×27124142=XX712128320()(4)21lX2x<l.38()()O2.(1)464XX23822427cC一××2(3)9812931824,、c120J、4213(4)3-÷×3-(5)×÷-(6)125×一÷-615981、×)÷, 8(>C-) (6)d1)÷(-÷7)17 161716575151'_二 4123_ y _, 4ZX 16 103 10To .5,、38(5) 1 X ÷±÷ - (6)6-X25 _J_二 J_4 213010524 8. Io143101 214 214U. 8 . . r 3z 7l- c 2 , z 4 . 1、/ 75. (I) - ×(2)- + (- + -) X 94164372254 13(+ -)×15 + (- + -)×24 (4)15 56 8.239 2 二 46 X 2 2一丁 一5451 1(5)+ l÷3-+8-÷-1877575(6)3÷W + 2714 5(1) l-×-÷l÷ - (2) X + ×-(3)- ×3 9 951718179156.(31+1)14,一1u23c22593. (1)4F5F5(2)+HH352711711(4)×4-(5)(396a184. (I)-÷3+-(2)-×4515,、/8111(4)1-×F-÷410104046921334(4)1-×1-+-÷1-+-(5)1.25×10-+3÷-+26.4×l.25575535557.(1)3-1.6251232(2)3.8+1+6.2+3-1473(3)2.5×-XO.47(4)2.l+7÷(3-1.625)12(5)0.25+1÷2.4152(6)2.5-1-)÷3.753728.(3.4-2-)×l-33(2)1.375+22-126(4)1.6-1.6×(2-X3)24(3)l-÷80%(5)(O.68+3.72554a9.(1)1.75×-+-×1-9947I(3)2÷0.5-l-×O.75IO3(5)(1.4+-)÷1.123210. (1)21-(17.6+2.05)3(3)4.2×(-0.1÷2)4(5)2-0.125+18311. (1)(1.88+2)×0.125252÷l-68%)×-(6)9.6-(5-220952(2)(3.6+1-)Xll-73Q(4)O.2×(2.6+2.7×-)9(6)(-O.25)÷-1623(2)11-1.175×10423(4)3.4-2-×-3425(6)4.92+6-+2.08+4-772IQ(2)5.5-1.75×(1-+)321-1.4)52(3)1-(0.6+2.4÷2-)732(4)(1.625-)×5.253(5)(8.1×2-)÷3.6310341(6)(3.91+3-+6.09+6-)×(2-778-1.125)