三年级四则混合运算题

1、精选文本(21 + 3+33 ) X 266 + (49-45) X 218X2X2+17(62+34)X259+(48-46)X3(9+27)+910X(62+47)(45+72)X2(37-24)X66623+1044+(2+9)精选文本658-15-42(17X6+32)-3756+(55-41)98+36-4211+31+19+2945+5+3+378+(69-63)X941+17+4+1978+(27-22)4X(36+6+5)24X4-(54-51)83X5-16-14(18X4+19)+74X4+272X(44+4)55X6-3667X38-5-1852+(19+7)(57+21

2、)+679+(45-44)X8(53 +32) X 9精选文本163+39+48(289-9)+10414X6-14(24+66)+938X5+5642+15+7+2349+(69-62)31+(74-67)X760+(97-94)X522 + 19 + 20 + 30精选文本(38+34)+9(58-53)X5210X7+2442+2+3+40324+(3+3)(36-4)+1669-15-31-910X7+217+(22-2)X399+(38-5)43 X 15 + 48精选文本326+12+257X(30+3-7)5X6X5-93(49-25)+6(13+47)+15(5+26)X28X

3、6+49(95-63)+818X3+2X718X2 - (95 - 67)精选文本64 + (5 + 11)(49 + 23)3611X8+(63-36)2x2x10x26X(13-10)2X4+4X1088-16-16-2854+(47-33)X214X5+4X761+(48-30)X2精选文本80+2+2+6(6X9+31)+179405924+28X213X3X10+894-40-20(44-28)X667+9+8+63X(32-28)(9+28)X222X2+4X9精选文本27 X 2 + 6X513 + (24 - 17) X 67X2+4412X6+10X2(78-58)+10(3

4、+3+21)X232+2+8+6622+12X2012X4-(32-7)45X20+100精选文本(28+12)X307X8X3230X2360(25+38)X1520015X10369+3+127-200X528+1230(169+456)+25+146-52(12+20)X452100-21X53+2255(48 12)+6精选文本605X(500494)1898(103-33A21)X15(286+578)+(400346)800(200960+8)9125-(182+35X22)40X48(472+328)+5(15476)X(38+49)(488+344)+(202194)3800-

5、136X9-798308+ 28+136X 7精选文本(104+246)X(98+7)2300-138+(21-15)918+9X(108-99)816+(4526-251X18)(645+4X40)+5(353+97)+(801-792)(242+64)+(11379)(28+172)+(24+16)8080-1877+879+3624+48+63X48(5011-43X85)+339724X4-42-3950-28X6+6667X612X386X(35+117+9)56+4+72-82500+(360-160+4)308+28X2116X4+6X3920168+4+739+3+48-669

6、0+47X52-398(47+18)X7+5148+384+647536-720+(360+18)36X24+32+730432+(63-54)X82100-94+48X54(528+912)X5-617851+(2304-2042X23492+41X38944215+(36176)+5精选文本264+318-828+69(174+209)X26-9000814(278+322)+151406+75X9+453168-72”38+504796-504+(63+7)285+(300-48)+3646X(210-195)+30X23+13719+129X5614+34X23101X15+15X21

7、50+160+40(58+370)+(64-45)120144+18+35(58+37)+(649X5)95+(6445)178145+5X6+42120+580-46X1281270+(9+31X11)999X3+101X11X(101-92)(136+64)X(65-345+23)(234-34)X(3X6+2)85+14X(14+208+26)37X49-43(284+16)X(512-828+18)89X136+127120-36X4+18+351256+2931253+1255+25精选文本9 X 56 + 568X54+1434X89-136X38+38+67X549+31447X

8、59+37X596X(12+23)52X(32+45)8X45+8X11578+(18+19)31566精选文本97+(27X21)36X4+3+730920168+4+72100-94+48X54690+47X52-39851+(2304-2042)X2397-12X6+434215+(36181)+826X4-125+5(247+18)X2+5148+328+475(174+209)X26-900036-720+(360+18)814(278+322)+15108+(63-54)X801406+735X9+45(528+912)X5-61783168-722+38+504528+4X38-

9、904796504+(63+7)264+318828+69精选文本6 X38 + 36 + 6285+(300-48)+3647X59+37X5946X(210195)+3052X(32+45)37X4994378+(18+19)89X536+1279X56+5612X56-29X334X8913精选文本59X18+14X277X549+31445X216+23X346X(12+23)64X87-56X258X45+8X115732+34X243156563X29+1397-(27+21)57X325+3714+102+315X23+5687X216+12922+121+11101X15+15

10、X2153X115+4350+160+4045X23+13X15(58+370)+(64-45)719+1956420+580-64X2+8120144+18+35812700+(9+31X11)347+45X2416+52276+12+14X25(58+37)+(649X5)612364+26-2395+(64-45)29+495+45+38178145+5X6+42162+9+16X48X56+224+412X25+920148+328+4-7559X31+2536X4+3+73012+14X45-182100-94+48X5434X57X431251+(23042042)X2362389X127528+4X389044215+(36181)+8264+318828+9(247+18)X2+5(174+209)X26-900036-720+(360+