四年级数学下册乘法分配律练习题

1、(40+8)X25125X(8+80)36X(100+50)24X(2+10)86X(10002)15X(408)36X34+36X6675X23+25X2363X43+57X6393X6+93X4325X113-325X1328X188X287810269X102561015210212581254131994298299985X98125X795X3983+83X9956+56X9999X99+9975X101-75125X81125913191(4+8)X25(10+2)X3235X(100-1)(200-4)X25102X7688125201X25(40+8)X25125X(8+80)

2、36X(100+50)24X(2+10)86x(10002)15X(408)38X62+38X3875X1470X14101X3812X98 55 X99+5555X9912X29+1258X199+5842X79+4252X8931X9942 X 98299969X1016955X2155125X(80+8)125X(80X8)125X32X25X 16+73X 16645-180-245382x 101-3824 x 60X 50X862 x ( 100+1 )125 X 25X64630+ 18+583+83X9956+56X 9999X 99+99355+260+140+245102X

3、9927X 31-9175X10175125X811259185X98125X7925X3952X10278X10256X101(40+8)X2524X(2+10)36X34+36X66125X8169102125X(8+80)86X(10002)75X23+25X2393X6+93X4325X113-325X13254136X(100+50)15X(408)63X43+57X6328X18-8X2878 10269 10256 10152X102125X8125X4131X9942X9829X9985X98125X7925X3983+83X995675X101-75125简便计算120道练习

4、题:67+42+33+58125X1626+56X9999X99+99X8112591X31-91258-58-26-74X10350X(2X4)X257X8X3X125202135011225X(40+8)77X4X539X14+61X14163X8+37X827X9948X25098+30349+49X4955X25+25X4599 X 64+64+ 254+79+46123X67-23X6739X101-3912+19X1276X23+24X232125x16X5450-1852X32+48X3218X137-18X3721X99420+35480-1519+99X19125X3298X

5、 3263+ 15X227X 37+37X23(25+125)X813+13X49541X67-67X44143X201102X35304X22(30+4)X25152X8+148X838X7+62X716X401(46)103X23(30+2)X15125X(8+16)68X48+68X235X985X27+63X512X(405)102X4564X914X943+43X3948X101-48256X7-56X799X62+6241X99765+98560-16201X3436x25304+297(30+8)2518x45+18X55226X13-26X1315x3011525X65+25X

6、2575X14175X40125X1825X35+2571 X 23 71 X 13 88X22+22X 12125 X (80-8)101X89-89202X4125X19X428X57+43X28103X3734X20147+99+475625X5X1678+56X49X101-7857199X26+26X43X53+53373X9-73X9250X28125X1625X124-24X2548X125402X15(25+250) X 42X46+46X 18401X25250X9X4199X9+19924X25027X 18+82X 2772X 10142X (301)2425x 17+63X 125X (60+8)X 8+91X63+(200-4 )25X19152101X85851393X99+9343492145155286398X4533X87+87X6735X(100-1)X49+51X152X125X8125X