六上数学混合运算400道86+49+114=240+(39-40)=255+(352+145+48)=(345+377)+(55+23)=9+(80+191)=(268+314+132)+86=5190÷15=495+(278+5)+222=174×36×25=399-199=650÷25=260×8-8-8×59=996+500=6975÷25=196-95=328-(163-72)=199+(84-99)=885-1-201-298=460-35-3-262=(98+59+2)+41=736×12-12-12×335=116+(112+184)=150×258+142×150=31×24×25=9000÷25=502-287-54-159=307+(92+93)=80×125=102×15=32)30+(63+70)+37=27+(73+73)+27=86+(98+14+2)=544-272-28=36)18000÷150÷4=103×69=38)25×64×125=343-188-12=40)509×11-11-11×8=79×24×25=(145+25)+(155+275)=(447+423)+(53+77)=44)46+15+54=589-109-(6+185)=20×25=48)89×245+155×89=92+(79+8+21)=6015-(518+699)-2783=2467×70-70-70×466=1616×506+2494×1616=4×17+4+1982×4=799×660+340×799=3991×36×25=6076-875-(805+3320)=6056-679-40-4281=4134+(2819+866)+2181=5898-(2065-102)=3297×1273+2727×3297=1312+(153+688+1847)=2315-793-114-1093=3940+(1739-1940)=1455+(1768+1545)+1232=975+(1007+2025)=24×1951+24+48×24=30425÷25=1376+(1961+624+39)=(686+1872+2314)+1128=2922+(260-922)=113600÷100÷4=2002×658=80)1428+(958+2572)=2001×786=82)190×760+190+3239×1902976×1145+2855×29768122-(3084-1878)879+(1295+2121)2595×178-178-178×5941319×1339+1661×1319997×885453×8×1254928-(871+1928)997×9171526+(938-526)803×12×25114000÷12006933×332-332-332×293216×25=100)25×224×1259/22+1/11÷1/25/3×11/5+4/345×2/3+1/3×157/19+12/19×5/68/7×21/16+1/2101×1/5–1/5×2150＋160÷40（58+370）÷（64-45）120-144÷18+35347+45×2-4160÷52（58+37）÷（64-9×5）95÷（64-45)178-145÷5×6+42420+580-64×21÷28812-700÷（9+31×11）（136+64）×（65-345÷23）85+14×（14+208÷26）(284+16）×（512-8208÷18）120-36×4÷18+35（58+37）÷（64-9×5）(6.8-6.8×0.55)÷8.50.12×4.8÷0.12×4.8（3.2×1.5+2.5）÷1.6（2）3.2×（1.5+2.5）÷1.66-1.6÷4=5.38+7.85-5.37=7.2÷0.8-1.2×5=6-1.19×3-0.43=6.5×（4.8-1.2×4）=0.68×1.9+0.32×1.910.15-10.75×0.4-5.75.8×（3.87-0.13）+4.2×3.7432.52-（6+9.728÷3.2）×2.5（7.1-5.6）×0.9-1.15]÷2.55.4÷[2.6×（3.7-2.9）+0.62]0.9+0.1÷0.10.3×0.3×0.30.5÷0.5÷0.50.8-0.8×0.50.8÷0.8×0.52.7+2.3÷0.25.4÷1.8-1.811.2-1.93+0.80.38×2.9+0.380.5-0.5×0.50.8÷0.8×0.52.7+2.3÷0.25.4÷1.8-0.811.2-1.93+8.071-1÷40.65×1029.87-（5.87+2.9）(0.25+0.45）×0.4(0.36+1.29）÷30.008+0.992×2.5×404.84+0.3×15÷0.2+77.50.15×（3.79-1.9）+1.11×0.150.05×[30-(18.4+27.83÷4.6)](6.8-6.8×0.55)÷8.50.12×4.8÷0.12×4.81.6-1.6÷45.38+7.85-5.377.2÷0.8-1.2×56-1.19×3-0.436.5×（4.8-1.2×4）0.68×1.9+0.32×1.910.15-10.75×0.4-5.75.8×（3.87-0.13）+4.2×3.7432.52-(6+9.728÷3.2)×2.5(7.1-5.6)×0.9-1.15]÷2.55.4÷[2.6×（3.7-2.9）+0.62]5.47+12.81+3.53+7.190.83×12.5×82.9×1023.8×6.9+3.8×2.1+3.8109+(72+91)-93×24×1251.125*3+125*5+25*3+252.9999*3+101*11*(101-92)3.(23/4-3/4)*(3*6+2)4.3/7×49/9-4/35.8/9×15/36+1/276.12×5/6–2/9×37.8×5/4+1/48.6÷3/8–3/8÷69.4/7×5/9+3/7×5/910.5/2-（3/2+4/5）11.7/8+（1/8+1/9）12.9×5/6+5/613.3/4×8/9-1/314.7×5/49+3/1415.6×（1/2+2/3）16.8×4/5+8×11/517.31×5/6–5/618.9/7-（2/7–10/21）19.5/9×18–14×2/720.4/5×25/16+2/3×3/421.14×8/7–5/6×12/1522.17/32–3/4×9/2423.3×2/9+1/324.5/7×3/25+3/725.3/14××2/3+1/626.1/5×2/3+5/627.9/22+1/11÷1/228.5/3×11/5+4/329.45×2/3+1/3×1530.7/19+12/19×5/631.1/4+3/4÷2/332.8/7×21/16+1/233.101×1/5–1/5×2134.50＋160÷4035.120-144÷18+3536.347+45×2-4160÷5237（58+37）÷（64-9×5）38.95÷（64-45）39.178-145÷5×6+42...
