小學(xué)四年級數(shù)學(xué)下冊脫式計算練習(xí)題

1、小學(xué)四年級數(shù)學(xué)下冊口算試題班級姓名672-36-64=50 0 6=57 13=114 6=2 380=1280+ 16+8=273-73-27=98+265+202=150 6=3200+ 4 + 25=17X23-23X7=300 30=70 140=25+75-25+75=99 38+38=40 18=120 6=5 99+5=2000+ 125+ 8=40 80=25 4=102+20=27+ 3X7=35 22=67+25+33+75=125 8=60+255+40=1250+ 25+ 5=45 12=800-138-162=25 24=282+41+159=24 15=25 18

2、2=25 7 4=548+52+468=10 312=2055=1245 45=3 4 8 5=245+180+20+155=1514=24 20=72 125=420+ 6=25 (4+8)=72 +24=25013 4=13+46+55+54+87=25 X 12=88 X125=28 + 4X 7=5+137+45+63+50=15+3X 14=米二()分米）千克12756Q()萬噸=(千克二（）克12756=()萬0=()億000=（）億米二（）毫米510米=（）千米）元（）角（)億)千克375+219+381+225378+44+114+242+222276+228+353+219(

3、2130+783+270)+10172214+638+2863065-738-10652365- 1086- 2142370+19953999+498360平方米=(4米35厘米=(元=(0=( 噸=(簡便計算練習(xí)題1 158+262+1385001-247- 1021-232 (181+256) +2719(375+1034)+(966+125) 99+999+9999+99999 7755 (2187+755) 899+3442357 183 317-357 497-299）公頃）米12X251883-39875 X 24138X 25X4(13X125)X(3X8)簡便計算練習(xí)題2704

4、X 2532X(25+125)102X7675X99+2X784X36+64X 8483X102- 83X250X(34 X4) X379X42+79+79X5716800+ 12032000+ 40049700+ 7003150+ 15簡便計算練習(xí)題3姓名得分2356- ( 1356 721)1235- ( 17801665)31X870+13X31025 X (4+8)(12+24+80) X 5025X32X12588X12558X9825X (24+16)178X99+178123X 18123X3+85X 1238100+ 4 + 757300+ 25+430100+ 2100215

5、00+ 1251248+ 244800+ 2575X27+19X2 54X(25 X65+25X 28)(300+6) X 12125 X (35+8)(13+24) X8504X 2584X10125X20499X16999X9999X13+1378 X10299 X64638 x 9925+199X 2532 x 16+14X 3278X4+78X3+78X325X32X 125簡便計算練習(xí)題4姓名得分3600+ 25+43000+ 125+82273-73-27278+463+22+371034+780320+102214- (86+14)365- (65+118)576-285+856

6、90-177+7725X32X888X 1258100+ 4 + 751250+ 25+5847-527-273732+580+268425+14+186787-(87-29)455-(155+230)825-657+57755-287+87157-99871-299簡便計算練習(xí)題5姓名600-60+ 15736-35 X 2098-18X5+25280-80+ 4175-75+ 2580-20 X 2+6036-36+6-6100+45-100+4515X97+3100+1-100+11000+8-1000+8102+1-102+125+75-25+7513+24X8簡便計算練習(xí)題6姓名26

7、X39+ 61X2699X55+ 5578X10178得分5+9得分134X 56- 134 + 45X 13420 X4 + 20X 425 X4-25X 456x 8+56X 812 X6+12X 625 X8 + 25X 836 X9+36X 925 X8+ (25X8)48X99+15X28100-36+64672-36+6465+35X 1340+360+ 20-10324-68+32356X9-56X925X23X (40+ 4)52X76+ 47X 76+ 7686419948X 52X2-4X48999X999+ 1999184+98695+202380+476+120256-

8、147-53189 (89+74)28X4X 25簡便計算練習(xí)題7姓名720+ 16+5456 (256 36)102X 35 98 X425001-247- 1021-232(181+2564)+2719276+228+353+219 (375+1034)+(966+125)99+999+9999+999993065- 738-1065497-299738 -301(569+468) + (432+ 131)704X 25373 -129+ 29125X 32X259X72X125得分630+ 42158+262+138375+219+381+225378+44+114+242+222775

9、5-(2187+755)2214+638+286(2130+783+270)+10172357-183-317- 3572365 -1086-2142370+1995簡便計算練習(xí)題8姓名得分3999+4981883- 39875 X 24138X 25X4(13X125)X(3X8)(12+24+80) X 5025X32X 12532X(25+125)178X101 17884X36+64X 8498X199123X 18 123X3+85X 123簡便計算練習(xí)題9姓名1248+ 244800+ 2521500+ 125375+219+381+225378+44+114+242+22250X

10、(34 X4) X312X2525X (24+16)178X99+178102X768100+ 4 + 7558+262+13888X1257300+ 25+475X99+2X7579X42+79+79X57得分3150+ 155001-247-1021-232(375+1034)+(966+125)(181+2564) +2719276+228+353+219(2130+783+270)+101799+999+9999+999997755 (2187+755)899+3442214+638+2862357 183 317-357497-2992370+1995簡便計算練習(xí)題10姓名12X25

11、138X 25X4(12+24+80) X 5025X 32X 12588X12558X9884X36+64X 8483X102 83X2123X 18 123X3+85X 12325X (24+16)178X99+17821500+ 1257300+ 25+43065-738-10652365 -1086-2143999+4981883-398得分75 X 24(13X125)X(3X8)704 X 2532X(25+125)102X76178X101 17875X 99+2X 7598X 19950X (34X4) X 38100+4 + 7579X 42+79+79X 5716800+ 120簡便計算練習(xí)題11姓名得分(a+b) + c = a + ( b + c)+ + + + +a b c = a (b+c)10 一(+ )(a x b ) x c = a25 x xx xc x ( a+b) = c x ax 201x 99簡便計算練習(xí)題12姓名x +