2018人教版四年级下册数学简便计算题(270题A4打印版附答案)

1、四年级下册数学简便计算题27第一类：加65+73+135357+288+143272+68+28129+235+171+16517+145+23+35999+99+9+36+7+8+102+103+1049998+3+99+998+3+9第二类：减400-256-44517-53-47284-159-41258-42-16545-167-145478-47-178344- (144+37)236- (177+36)第三类：乘45X4X 523 X5X225X9X48X (125X 13)(250X 125) X ( 4X8)88 12572X125125X64X2542 125 8 525 4

2、 88 125第四类：乘(12+50) X40125X (40-4)76X 10318 12525X4442X2599X999 78第五类：乘45X 37+37X 5528X 21+28X7917X 23-23X 738X 46+64X 3899 X 32+3246+46X 59167X2+167X 3+167X 539X 8+6x 39-39X 428X225-2X225-6X225(42+25) X 125+ (18+15) X 12523 2 4+25 4 2+27 1 8+25 8 1 99 22+33 34第六类：除360+4 + 9250+5+2600+12 + 5800 + 5

3、+ 8480+5 + 48240 + 5+12420 + 352400-257800-12第七类：加减92+99197+102354-108405-99127-98323+189-123248+86-48672-36+64 (6467-832) + (1832-1467)+97+99)1530+ (592-530) -192(2+4+6+98+100) - (1+3+5+第八类：乘除960X46-4899000-121X 113702X38-1234640+ (16+4)1000- (125+4)第九类：加减乘除(98+147) +491736-28+1064-28(37+15) X 85+1

4、36042 X 125X8X5(12+50) X4018X12599X9(230-23) +23(250-25) +25125X ( 860+240-12)700+612- 12X42005X 20062006-2006X 2005200525X4X88X 125125X (40-4)86X 10325X4442X2599X7845X38+38X5528X21+28X7937X23-23X738X46+64X3899X32+3246+46X59167X2+167X3+167X539X8+6X39-39X428X225-2X225-6X225(42+25) X 125+(18+15) X 125

5、65+73+135357+288+143272+68+28129+235+171+16517+145+23+35400-256-44517-53-47284-159-41258-42-16545-167-145478-47-178344- (144+37)236- (177+36)45 4 523 X5X225X9X48X (125X13)(250X 125) x (4X8)88 12572 X 125125X64X2542 125 8 525 4 88 125(12+50) X40125 X (40-4)76 10318 12525 4442 2599 999 7845 37+37 5528

6、 21+28 7917 23-23 738 46+64 3899 32+3246+46 59167 2+167 3+167 539 8+6 39-39360%由250代攵600T2 芍800代书480+5 + 48240 + 5+12420 + 35117+392+60888X27+ 27X 1287X53+87X477X 757X2523466 345285347435 ( 135+ 189)167X25+32X25+2538X99+38147+147X9925X (4 + 8)108X7535X20175X9825X7X42X 125X8X625X32X 125125X8825X48350

7、0+ 4 + 25420 + 35 + 230+255+70282 + 41 + 15988X27 + 27X126.3 + 1.8125X64+125X3664X199 + 645285347158 + 395+ 1054800+ 25(13X8X5X6) + (4X5X6)2.1 x99 + 2.10.18+4.26-0.18+ 4.268100+4 + 7516800+1201248+243150+15(10000-1000-100-10) + 10138 + 293+62+ 10799+999+9999+9999966.86 8.66 1.348811+8910- 0.432-2.56

8、898X19925X6.8X0.04355+260+140+245102X992X 125645-180-245125 3225 46101X5699 26382 101-3824 60 50 8930 + 0.6 +51022-478-42263.4 + 2.5 + 0.42357- 183-317- 357672 36 + 6436 + 64-36 + 64500-257-34- 143755-287+871814- 378-42289X99+ 893999+49888 X 225 +225 X 12698-291-9568 (68+178)382 + 165+35- 82(375+103

9、4)+(966+125)155 + 256+ 45- 98759-126-259216+89+1175X 99+2X751050T5寸72002430219 凶9(2130+783+270)+101758X10176 X0278 >46+78 >54169 M2323M69129X101 12956X51+56 >48+56125 X 25 X 3224 X 25514+18921473225433256X25X4X12524 74+26 24228+ (72+189)109+ (291 176)272+68+28=272+28+68=368999+99+9+3=999+1+

10、(99+1)+(9+1)=1110参考答案第一类：加65+73+135=65+135+73=273129+235+171+165=129+171+(235+165)=7006+7+8+102+103+104357+288+143 =357+143+288 =78817+145+23+35 =17+23+(145+35) =2209998+3+99+998+3+9=102+8+(7+103)+(6+104) =9998+2+(99+1)+(998+1)+(9+1)23 X5X2 =23 X (5 X 2) =230(250X 125) X ( 4X 8)=125 8 (250 4)=100000

11、0125 64 25 =125 X8X (25 X 8) =20000025 9 4=25 4 9 =900 88 125=8 125 11 =1100042 125 8 5=42 5 (125 8)= 210000=330第二类：减400-256-44 =400-(256+44) =100258-42-16 =258-(42+16) =200344- (144+37) =244-144-37=63第三类：乘45X 4X 5=45 X (4 X 5) =908X ( 125X 13)=8 125 13=1300072 125 =8 125 9=9000=11110517-53-47 =517-

12、(53+47) =417545-167-145=545-145-167=233236- (177+36) =236-36-177=23284-159-41= 284-(156+41)=84478-47-178=478-178-47=233=10X125+8X125=225099 78125 X ( 40-4) =125X40-125X4 =540025 44 =25 4 11 =11025 4 88 125=100 (8 125)11=1100000第四类：乘(12+50) X 40=12 40+50 40=88018 125=(10+8) X 12576 103=76 (100+3)=76

13、100+76 3 =782842 2599 9=2 25 21=1050=(100-1)78=100 78-1 78 =772245 X 37+37 X 5528X 21+28X7917X 23-23X7=37 X +(45+55)=28 X (21+79)=23 X (17-7)=3700=2800=23038 X 46+64 X 3899 32+3246+46 59=38 X (46+64)=32 (99+1)=46X ( 59+1)=38X110=3200=2760=38X(100+10)=38X 100+38 X10=4180167X 2+167X3+167 X 539 X 8+6 X

14、 39-39X4=167 X (2+3+5)=39 X (8+6-4)=1670=39028 X 225-2 X 225-6 X 225(42+25) X 125+ (18+15) X 125=225 X ( 28-2-6)=125 X ( 42+18+25+15)=4500=1250023 2 4+25 4 2+27 1 8+258X 199X22+33X34=8X ( 23+25+27)=33 X ( 66+34)=600=3300第六类：除360 + 4+9250 + 5 + 2600+ 12+5=360 + ( 4X 9)=250 + ( 5X2)=600 + (12X5)=10=25

15、=10800+5+8480+ 5+48240-5- 12=800 + 8+5=480+48 + 5=240+ 12+5=20=2=4420 + 352400 257800 12=420 + 7+5=24005 5=78006 2=12=96=650第七类：加减92+99197+102354-108=92+(100-1)=197+(100+2)=354-(100+8)=92+100-1=197+100+2=354-100-8=191=299=246405-99127-98323+189-123=405-(100-1)=127-(100-2)=323-123+189= 405-100+1=127-

16、100+2=389=306=29248+86-48672-36+64(6467-832) + (1832-1467)=248-48+86=672-(36+64)=6467-1467+(1832-832)= 286=572=60001530+ (592-530)-192(2+4+6+98+100) -(1+3+5+=1530-530+(592-192)=(2-1)+(4-3)+ -+ (98-97) + (100-99)=1400=1+1+.+1+1=50第五类：乘+97+99)第八类：乘除960X46+4899000+ 121X 113702 X 38 + 1234=960 + 48X46=9

17、9000 + (121 + 11)=1234 >3X38 1234=920=9000=114640+ ( 16+4)1000+ ( 125 + 4)=640 T6 >4=1000+ 125X4=160第九类：加减乘除=32(98+147) +49(230-23) + 23(250-25) + 25=98 + 49+147 +49=230 23-23 23=250 25-25 25=5=9=91736 28+1064 28125X (860+240+ 12)700+612 + 12X4=(1736+1064) + 28=125X 880=100=125X 8X 110=700+204

18、=110000=904(37+15) X 85+13602005 X 20062006-2006 X 20052005=50 >85+2 X85+1360=2005 2006 10001-2006 2005 10001=4250+170+1360=0=5610+170=578042 125 8 525 4 88 125=125 8 (42 5) =210000=100 11 (8 125) =1100000(12+50) X 40125 X ( 40-4)86 X 103=12X40+50X40=125X40-125 X4=680=4500=86 X (100+3) =86 100+86

19、 3=885818 12525 4442 25=(10+8)125=125 10+125 8=25 4 11=2 25 21=1100=1050=225099 999 7845 38+38 55=(100-1) X 9=(100-1) X 78=(45+55) X 38=100 9-9=78 100-78=3800=9128 21+28 7937 23-23 738 46+64 38=(21+79) X79=(37-7)23=(46+64) X38=7900=690=380099 32+3246+46 59167 2+167 3+167 5=(99+1) X 32=(59+1) X59=(2+

20、3+5) X 167=3200=3540=167039 8+6 39-39 428 225-2 225-6 225=(8+6-4) X 39=(28-2-6) X 225=390=2500(42+25) X 125+ (18+15) X 12565+73+135357+288+143=7722=(42+18)+(25+15) X 125 =12500=65+135+73=357+143+288=273=788272+68+28 =272+28+68 =368400-256-44 =400-(256+44) =100545-167-145 =545-145-167=233236- (177+36

21、) =236-36-177=2325 X 9X 4 =25X4X 9=90088 X 125=11 (8 125)=1100042 125 8 5 =42 5 (8 125) =210000125 X (40-4) =125 40-125 4129+235+171+165 =129+171+(235+165) =700 517-53-47 =517-(53+47) =417 478-47-178 =478-178-47 =253 45 4 5 =45 (4 5) =908X ( 125X 13) =8 125 13 =13000 72 125 =9 (8 125) =9000 25 4 881

22、7+145+23+35 =17+23+(145+35) =220284-159-41258-42-16=284-(159+41)=84344- (144+37) =344-144-37=16323 X5X2=23 (5 2)=230(250X 125) X ( 4X 8) =250 4 (125 8) =1000000125 64 25=125 8 (8 25) =100000125(12+50) X 40=450025 44=25 (40+4)=25 40+25 4=110045 37+37 55=(45+55)37=370038 46+64 38=(46+64)38=110 38=100

23、11 (8 125) =1100000 76 103 =76 (100+3)=76 100+3 76=782842 2599 9=(40+2)25=40 25+2 25=105028 21+28 79=(21+79)79=790099 32+32=(99+1)32=3200=12 X 40+50 X 40=248018X 125=(10+8) X 125=10 125+8 125=225099 78=(100-1)9=(100-1)78=9 100-9=7800-78=891=772217 23-23=(17-7)23=23046+46 59=(59+1)46=2760=(10+100) X3

24、8=38X10+38X100 =4180167 2+167 3+167 539 8+6 39-39360% 用=(2+3+5) X 167=(8+6-4)39=1670=390=1025052600勺2芍800芍3480+5+48=250 寸5 X 2)=25240+5+ 12=240 +12+5=4=60012X5)=10420 + 35=420 + 7+5=12=800 8 5=20117+392+608=480+48 + 5=288X27 + 27X12=117+(392+608) =(88+12) X 27=1117=270087 X 53+87X477 X 757 X 2523466

25、34=(53+47) X87=(75-25) X 7=234-34-66=8700=350=134528-53-47435 ( 135 + 189)167X 25+32X 25+25=528-(53+47)=435-135-189=(167+32+1) X25=428=111=500038 X 99+38147+ 147X 9925X ( 4+8)=(99+1) X38=(99+1) X 147=25X4+8X25=3800=14700=300108 X 7535 X 20175 X 98=(100+8) X75=35 (200+1)=75 X (100-2)=8100=7035=735025

26、 X 7X42X 125X 8X 625 32 125=25 4 7=2 6 (125 8)=25 4 (8 125)=700=12000=100000125 8825 483500+4+25=25 8 11=25 8 6=3500 + (4 X 25)=11000=600=35420+35+230 + 255+ 70282 + 41+ 159=420 + (35 X 2)=30+70+255=282+(41 + 159)=60=355=48288 X 27+27X 126.3 + 1.8125X64+125 X 36=(88+12) X27=6.3+0.9 +2=(64+36) X 125=

27、2700=3.5=1250064 X 199+64528-53-47158+ 395+ 105=64X(199+1)=528-(53+47)=158+(395+105)=12800=428=6584800 + 25(13X8X5X6) + (4X5X6)2.1 X 99 + 2.1=48 X100 25=13X (8+4) X (5-5)X (6 + 6)=2.1 X(99+1)=48 4=26=210=1920.18 +4.26 -0.18 +4.268100 + 4+7516800+ 120=4.26+4.26+(0.18-0.18)= (81x100 )+4 + (25x3 )= (12

28、000+4800) + 120=8.52=81 +3x ( 100 + 4+25)=1401248 + 24 =1248 T2 登 =52138 +293+62+107 =138+62+(293+107) =50066.86-8.66-1.34 =66.88-(8.66+1.34) =56.88 25 X 6.8 X 0.04 =25 X 0.04 X 6.8 =6.8 645-180-245 =645-245-180 =220 101 56 =(100+1) X56 =5656 4 60 50 8 =4 50 (60 8) =96000 63.4 + 2.5 + 0.4 =63.4 + (2

29、.5 X 0.4) =63.436 + 64-36+64 =(36-36)+(64+64) =128 1814-378-422=1814-(378+422) =1014 88 X 225+225X12 =(88+12) X225 =22500382+ 165+35-82 =382-82+(165+35) =500759-126-259 =759-259-126=374=111096355+260+140+245 =355+245+(260+140) =1000 125 X 32 =125X8X4 =400099 26 =(100-1) X26 =2574930 + 0.6 +5=930 + (

30、0.6X5)=382001022-478-422=1022- (478+422)=310=1222357- 183-317- 357 =2357-357-(183+317) =1500500-257-34- 143 =500-(257+34)-143 =5789X 99+89=(99+1) X89 =8900698 -291-9 =698-(291+9) =398216+89+1175 X 99+2 X 75=216+(89+11)=75 X (99+2)=316=75 X 100+75 X 1=75753150+ 15(10000-1000-100-10 )+ 10=3150 芍3=10000 0-1000 10-100 10-10 10=210=1000- (100+10+1)=88999+999+9999