.有理数混合运算100题〔有答案〕2.12411()()()23523234.178-87.21+4321+531921-12.794.8(5)63256.()()(4.9)0.65635.〔-6〕×<-4>+<-32>÷<-8>-32136.-7-<-12>+|-12|37.〔-9〕×<-4>+<-60>÷12958138.[<-14>-17+21]÷<-42>8.(5)3()29、5(6)(4)2(8)10.2()(2)12.(6)8(2)3(4)253216.()2(1)0431467123539.-|-3|÷10-〔-15〕×1353740.-15×〔32-16〕÷2217141.〔21-312+118〕÷〔-16〕×〔-7〕3142.32+42318.(81)(2.25)()1622.(3)2(1)3637423.〔-1620512〕×〔-15×4〕4943.2×2×234512292344.2×32-23245、22+2+232346.22-(3)3×1-133737〔-2.4〕24.1847.0-3÷3×2233425.2÷〔-7〕×7÷〔-517〕48.2×12÷0.822331212121226.[151]÷〔-112-〔14÷15+32〕8〕49.-3×3-2÷2127.15×〔-5〕÷〔-5〕×5312128.-〔13-21+14-7〕÷〔-42〕250.34×<-3+1>×0254.22(1)327121229.-13×-0.34×+×〔-13〕-×0.3456.()1232713571130.〔-13〕×〔-134〕×13×〔-67〕58.(50)(21)51011131.〔-478〕-〔-52〕+〔-44〕-38232.〔-16-50+35〕÷〔-2〕62、[1(10.5)][2(3)]63、133.〔-0.5〕-〔-314〕+6.75-521225285(2)()25141/6.1413165、()(48)641264、8()5(0.25)32(6)8(2)(4)572、1111084.234685.1130.253.754.586.〔–1.76〕+〔–19.15〕+<–8.24>87.23+〔–17〕+〔+7〕+〔–13〕12143474、71×13÷<-9+19>2475、25×3―<―25>×1+25×<-1>4243(5)3()2576、76、|7211|÷()(4)2935322431332〕+〔–2〕+5+〔–8〕454522289.++〔–〕51151390.3–〔+5〕–〔–1〕+〔–5〕4488.〔+391.–99+100–97+98–95+96–……+2200477、-2-〔-3+<-2>÷2〕80、()()(1)(2)(1)21621312192.–1–2–3–4–……–10093.〔–4〕×〔–9〕+〔–21〕×5841387.52133577294.〔–6〕×0-〔–2〕×81.5133482.95、100×〔0.7––+0.03〕102511113230.125135496.〔–11〕×2+〔–11〕×9337785597.[15111÷<––>+2]÷<–1>6238898.〔–18〕÷〔–9〕+〔–63〕÷〔-7〕99.0÷〔–105〕+1÷〔–9〕100.〔–5〕×8×〔–7〕+〔–6〕×〔–5〕×〔–7〕-〔–12〕×2.45×0×9×100有理数混合运算100题参考答案1.(3)22=-182.112411()()()=-523523113.(1.5)42.75(5)=04.8(5)63=-2342511255.45()3=46.()()(4.9)0.6=3815256237.(10)25()=-88.(5)3()2=-45552/6.16129.5(6)(4)2(8)=-2810.2()(2)=17472211.(16503)(2)12.(6)8(2)3(4)2557=8+25-110=-48+8-803=3110=-120111112214.11997(10.5)=-1126223339323215.[32()22]=916.()2(1)0=1623431417.14(10.5)[2(3)2]18.(81)(2.25)()163971441=-1+==81×××=16699161121319.52[4(10.2)(2)]=-25-[-4-]=-2052525666620.(5)(3)(7)(3)12(3)=<-5-7+12>×<-37>=0777122521.()(4)20.25(5)(4)322.(3)2(1)36293833=-10-80=-90=9--9=-4413.()2(2)=-37734223.〔-1620512〕×〔-15×4〕24.187〔-2.4〕=5=10+9-48+35=6143425.2÷〔-7〕×7÷〔-517〕=275581121126.[15...