小學(xué)四年級(jí)數(shù)學(xué)上冊(cè)經(jīng)典計(jì)算題大全

1、小學(xué)四年級(jí)數(shù)學(xué)上冊(cè)計(jì)算題練習(xí)匯總、豎式：三位數(shù)乘兩位數(shù)135x45108x2554x31247x210138x54126x89203 32312 25437 2882 403208 2436 137406 23460 23305 56624 7846 589353 5645 240479 85378 527 73167 289 3358 39 42 61、豎式：三位數(shù)除以兩位數(shù)、驗(yàn)算336- 21858 - 39918-27888-37645- 32432 46966 23731 79980 28828 36689 34618 88372 45294 29328 42395 56765 748

2、40 35630 31961 19三、簡(jiǎn)便計(jì)算1.加法交換結(jié)合律:48+25+ 175578+143+ 22 + 57128 89 72357 288 143129 235 171 16575+34+ 125+ 366125+75+320153+38+162163+ 32+137+ 268158+ 395+ 105822+197+ 782.乘法交換結(jié)合律（一）25 x125x 32=(15x25) x 4=38x25x4=35x2x5=(60x25) x 4=(125x5) x8=25x 17x4=(25x125)義( 8x4) =38x 125x8x3=5x289x 2=125x5x8x2=

3、9x8x125=43 25 4=125 50 2=42 125 8=85x82+82x1525x97+25x376x25+ 25x2460 25 4=125 5 8=25 17 4=37 8 125=3 .乘法交換結(jié)合律(二)：125 3224 125125 56125 72125 1648 1251256425 3625 3225 164 .乘法分配律（一）34x72+34x287x48+7x5235x37+ 65x3716x17+16x 2327x36+27x6473x36+36x2764x23+36x2343x36+57x3619x67+19x33107 16108 15125 8857

4、x35 + 43x3518x72+72x18246x46+46x5431x69+31x3134x1334 x35 .乘法分配律（二）38x99+ 3875 x 299+ 75102x99+10239+9x3999 x 128 + 12827+99x2734+199x3435x99+356 .乘法分配律（三）125x (8 + 80 )(80+ 4) x258x (125+ 9)(20 + 4) x2532 義(200+3)(125+ 17)又 8(100+ 2)x99102x (1001)25x(40 + 4)(25+ 100) x499 x ( 100+1)(125+40) x8(125+

5、25) x899 義(100+7)8 x (125+7)(30 + 25) x47 .乘法分配律（四）46 x 10248x10199x46102x42103 3188 x 102102x9939x10125x4148 x 1013200+ 509000+ 125201 x24302x438.商不變的規(guī)律：300+ 254000+125400+ 25150 + 25四、混合運(yùn)算672672+ 12x7210x(520-(240-227)30 x (320 170) + 90630x(840 + (240212)864+ (27-23)x 12240 140+ 5x3104x48 + 272-1

6、6240+ 180+ 30x2146 (34+420+70)102 13240 + 5600+25800+252000+125987+ (345 298) x 65340 240+20x5458 (85+ 28)+23408+ 512(178+283)(105 x 12635)+25360 260+20x535+65 + 5 20450-30+20x3624 + (27 14)x4(77 21 + 7)x691(165 65 + 5)x5840+ (120+195)+15375+ (25 10) x 15720? (12+24) ?20(324-285) x 12 +26336+ (36 29) x 635 x (320-170) +50557 (186+ 26)+ 23(659 34) ? (280?40)15x 27-200+ 8(16048+