三年级下册数学脱式计算题300道

1、教育资料教育资料396+3 + 225X 8 + 4985-168 + 4648+480+ 3124-735 + 7(34 + 22) +845 + (15 + 3)(601-246) +5205+7X862- (25-7)32X4+72305X3-154523+248-475470+ 5-28459 +9X7294 +399+7264+159+ 47892537+ 469763 386 3637270 + 7 29900-473-227 406 +369+ 94683+ 258 383359+432-18981 81+9460+ 177-177698-245- 155456+ 299+815

2、50+45X9542-128-272853+109-85363 X 7+540838-(138 + 275)96 X4+80120+800+1057X 8-406208+342+292803-589+ 11199 X2+3235+ 178+165615X3+745 X 9-3351000-487- 5138 X 37 + 460289+578-189329+332+171836+ 529 436207 X 8-987123+377X 21948+539-648406X 7-669438 279 362200+ 150X 30+ 5650 +50X3-2106012+(200 194) +936

3、75+360+(20 5) 72 6X4+ 375 +360+205 (75 +360) + (20 5)12+(40+5X24) (5625+ 3675) + (15+5)681+27X4- 223+253X 4720+(15 3X2) 3889 (108 + 41)X5 (800 +200+ 50)X3 45 +165+3960 40+ 20-15640 -(80-20X 3)44 X 12 + 29550+ 11015X436835X 11(365-328) X ( 73 55)(4535-500) + ( 782777)63248X 12 + 86252 +6+35X7672+(3 X

4、2573)48+(2 + 6)703-24X25(252+144) + ( 308298)23 X46+ 293 X (515 428)82 + 41X68(69+21) X (72 +8)(16+20)X35(12687)X12 + 26234+(205 199) (75 +315)+(25 20) 100 +25 + 4(10+25)X44(121 92)X 12+6 620 530+ 5X2 178 (83 + 360+60) 870 30+15+ 13(420+60)+(275 245) 25 X 32X 125 460 + (30 21+3)9000 75X24960 + 15 28

5、 (49 +21) X (48-8) 45 +180+306844X9 + 613575+ 5182 +13+34X3 45+120+(30 6)196+24X18466+14X 22400 +6016X2 420 +(205 198)X4 44 X 12+29203135+ 9 (84 -4) X9 + 6 (65 +250)+(18 13) 36X13 + 207-328+120X8 (124 -85) X 12-2182545 + 9X24 (270 -180) +307212X6 + 43 (59 +31) X (96-8) 1024 (680 + 640+8) 640 +8 5080

6、0+20+4 4800 24X(32 +2)26X 4 125+5860-20X 30987+3X6 96 X (2875+ 5)1674 45+9X 10056 (25 + 17)291X4X5555 x 7X 478 X3+91005+5 + 3996+6X2256X 7X 545+3 + 5150 X4+10726+274X3 4176 +3 + 21912X3+45614 (3000+ 614)45、6024+ 3 + 42800X 5+ 41089 (400+ 311)328+16X2(10036) +4718-75X 3(187 24) X 5233574X8275X6 + 35

7、X (399-214)(582+ 6467) +7424 X3X2328+ 172X6516123+ 77347 X41922762 (76278)6X25+75X637X 100- 37451+549+334+306X2720+8801865-468-3324X 38-123689+ 498 689169+584+ 731345+ 255 + 5257X 4+2256 389 211567X2X5369X2 + 3258+ 493 5845X9+55X919898X2(741-159) +654+65167 45 282763-84- 163468+ 28+ 32405+9X3456-178

8、- 256345+456+ 155(321 39) +684+ 7+35X 4540-9-300- 6480+8+320 + 4120X3-90X 230X4+60X 5488-4-23X 4180+9-18(48+52) +5100-25X 420+80X37X (34+56)105 X2X5800-57 X9(65+16) +9230 X ( 140-132)24 X 5+24X7(2534 958) +8792X7 + 9707 35 X 20(120 103) X 50 50 +160+40(58+370) + (64-45)120-144 + 18+35760+ 10 + 38 95

9、 19 X 5 ) + 74 24 X 5+24X 745 X 20 X 3 95+ (64-45) 48 +8X7 50 +160+ 40493+25 X7(95 95 ) +7414+20 +585+14 X 3284+16 X 54280+ (1911)78 X7+81 + 9(5021-3918) X 6 1208 -230X 5教育资料(284+16) X8120-36X2(58+37) X 522 X4+22121X3 + 41040+ 2+174147 +72 + 89X4+4202X80 + 4120 X5+2202+ 36+ 930+ 5 + 24081 +9+87766X

10、5+774921+7X480 X6X2770+ 7+65807+ 20+2100 50 + 535 35 + 7302+ 30X 2600 X8 + 340+ 100+5434+ 25X 5教育资料教育资料60 12X364+ 8+ 456640+ 60X 45 X 7-48-642+ 7+36+637X4+19X810 X4-20-415+ 3+10+525+ 5 + 42 + 635 + 5 + 8X772+ 9 36 + 621X4- 54+ 972 + 8 + 9X536+ 4+21X225+5- 16+456 + 7 + 36 + 6500X (400 396)72-9-514X6+

11、9X5900+ (71-68)180+ 9-42 + 612 + 6 + 45X38X (910-720)760-540+1110400 + 8 + 350320+ 8+64270+ 3X9630 + 9 + 320280+32X 6300+ 6X9(690-240) + 5(72 + 9) +(56 +8)54+ 9X8280X 4 +560X8+157060X (23-17)960+4X9350+ 5X9450+ 5+1250(690-240) +575七15+ 20X5309+ 6X6(387 387) + 0160-160-80750+ 550+ 5(111 +189)X3125X8+1006X 250X0(1 +7) X(16 -6)810X4 + 433+ 11 + 4X9187+299- 299587+ 496-6742660+ 26 + 4153+153+65732+ (32 + 4)30