北师大版四年级数学上册速算作业纸20

1、750-15 =320X30=720+ 80=226+16+84 =48X125=25X20 =200-40 =268+59 + 41 =390-13 =240-12=11X50=110X40=16X125=15X40 =12X40 =153+38+62=220-11 =12X50=110X 60=95X38+95X62=480-12 =20X50 =490-70 =336+85+15 =330-11 =29X30=340+ 20=46+ 267+ 254+533=28X25 =19X30=10X20 =25X 15X4=800-16 =320X30=140X60=37X70=32X25 =2

2、50X40=12X30 =380X 60=36X25 =21X40=300- 30=(125X37)X8 =800-16 =600-20=110X 60=178+53 + 47 =48X125=250X40=130X30=4100-25 =24X25 =12X50=160-40=25X 19X4=4X25 =720-24=16X60=923+71 + 629=16X25 =190X40=950-50=7800- 25=30X10=30X30=11X50 =33+60+340=30X30=140X30=12X30=(125X27)X8 =16X25=310X20=210-30 =86X92 +

3、86X8 =400-20 =20X20=440-40 =132+ 100+568+600=440-11 =13X20=150-10=103+254+497+646 =400X20 =130X20=450+ 50=(125X 12)X8 =20X50 =19X30=13X50 =724+82 + 718=24X125=150X20=280-70=9800-25 =64X125=540-18=100X40=469+55 + 45 =72X125=870+29=120X20=220+76 + 24 =40X25 =720+24=11X20=3000+ 25 =72X125=130X30=140+ 1

4、0=(125X66)X8 =360+18 =960+32=11X20=25X79X4 =16X125=10X40 =810 + 90=(125X60)X8=100X50 =15X20 =1000+ 50 =184+183+ 216+817=16X125=14X40 =120X60=151 + 214+ 349+786=28X25 =11X30=280+ 70=148+160+652+840 =750+15 =510+17=11X60=(125X25)X8=900X40 =14X20 =130X40=25X67X4 =460+23 =150X20=70+ 10=(125X45)X8=390+13

5、 =110X50=40 + 20 =110X 60=260+13 =16X30=11X20 =951 + 52+548=8X25 =240X20=480 + 40 =2500+25=24X125=13X20=480 + 40 =53X70 =80X125=250X20=130+ 10=116+ 28+72 =32X125=300X30=100X 50=25X65X 4=4X25 =19X50=1000+50=25X98X4=56X125=18X20=14X50 =91X20=400+10 =140X30=120X 20=273+82+18 =750+15 =330X20=630+ 70=63X

6、40=32X125=840+28=11X50=8300+25=680+17 =15X30=160X20=456+32 + 68 =4X25 =190X30=100X20=9800+25=400+10 =620+31 =14X60=78X 15+78X85 =320-16 =160X40=13X40=659+52 + 48 =40X125=170X20=200-20=24+147+676 + 853=690+23 =630-21 =12X30=(125X28)X8=72X125=21 X20=11X30=25X54X4=300-10 =13X30 =640-80 =1300-25=400 X 1

7、0 =600-30=110X 20=854+46+54 =20X90 =22X40=150-10=3100-25 =760-19 =19X20 =160-40 =5900-25=80X70 =12X40=100X60=182+80+20=480-12 =260-13=140X60=(125X59)X8 =800-20 =240X20=120X20=260X60 =40X125=12X50 =100-10 =57X64+57X36 =920+23 =130X40=13X50=25X24X4 =30X80 =11X20=90-30 =541 + 89+11 =80X125=20X20=110X60

8、=154+65+435=650-13 =130X30=180-90=(125X22)X8 =10X90 =240X20=12X60=3700-25 =20X25 =140X20=150X40=6800-25=400X30 =14X30=140X60=(125X50)X8=280-14 =190X30=100-10=74+82+618=800-20 =25X30=14X70=881 + 25+75=12X25 =21X20=150X50=92X70=280-14 =16X40=120X20 =777+ 11 + 89 =400-10 =13X40=390-30 =53+54+146 =280-1

9、4 =22X20=240-40 =62 + 65 + 235 =800-16 =21 X20 =14X50=196+241 + 304+259 =24X25 =140X20=360-20 =57+163 + 543+ 237=32X125=420-21 =120-60=60x 87+60X 13=630-21 =250X20=150X30=26X20=500-10 =15X20 =750-50 =16X 12+16X88=40X25 =500-25=420-30 =25X74X4 =260-13 =12X20 =190-10 =7700-25=440-11 =780-26=500-50 =21

10、9+64+36 =48X125=140X20=14X70=80X50+80X50=72X125=10X30 =320-20 =91 X38+91 X62 =280-14 =240X20=10X20=25X72X4 =4X25 =100X20=150-30 =580 x 80=700X60 =570-19=100X70=161 + 69+31 =32X25 =14X20=120X60=127+135+573+665 =56X125=250X30=130X30=159+131 + 841 + 869=20X30 =17X30=140X30=417+43+557=50X90 =780-26=80-4

11、0 =1600-25 =80X125=480-16=12X70=552+59 + 41 =600-10 =250X20=120X60=936+21 + 879 =30X80=270X30=220-20 =3000-25=4X25 =19X30=13X20 =7500-25 =64X125=20X30=160X20 =110+210+ 890+590=16X25 =24X40=900- 50=861 + 58+42=24X125=15X30=110-10 =(125X33)X8 =50X90 =180X30=100X60 =33X36+33X64=440+11 =750+25=14X70=25X

12、 81X4=600X30 =18X30 =110X30=524+ 24+ 76=800X70=190X40=440+ 40=25X63X 4=80X30=16X20=500+ 50=25X89X4=800+16=13X20=11X20 =(125X14)X8 =720+24 =110X40=140X40 =169+184+ 531 + 516=64X125=22X20=13X50=(125X68)X8 =4X25 =22X20=160X30=(125X95)X8 =32X25 =810+27=14X40=(125X96)X8 =72X125=18X30 =120X40=83 + 272 + 8

13、17+ 528=440+22 =960+32=15X50=84X31 + 84X69=600+15 =16X40 =100X50=(125X46)X8=8X125 =900+30=130X50=(125X87)X8=8X125 =15X 40=100X60=76X79+ 76X21 =200+10 =110X 20=900 + 50=15X42+15X58 =500X80 =930+31 =14X40=(125X70)X8=40X25 =200X30=100 + 50=197+49+551 =48X125=130X30=14X30=318+39 + 61 =100X60=630+21 =130

14、X 40=1600 + 25 =390+13 =130X20=16X 30=952+55 + 645=840+14 =690+23=14X 40=1500+ 25=72X125=210X20=120X 30=(125X55)X8 =220+11 =12X20=11X50=109+86+14 =60X10 =150X30=480 + 80=233+84+816=300+15 =190X20=13X 40=25+139 + 375+ 261 =360+12 =11X40=120X30=107+211+393+489=24X25 =12X20=420+ 30=997+50+850=36X25 =23

15、X20=100X50=46 X 50=80X40 =200X40=100X40=(125X93)X8=720+24 =170X40=480+ 40=25X85X 4=56X125=630+21 =570+ 30=25X67X4=440+11 =260X30=400 + 40 =25X76X4 =540+18 =110X20=14X40 =200+ 25=48X125=14X20=15X30 =25X89X4=36X25 =23X30=180+ 30=360X 60=40X125=230X30=450+ 50=(125X47)X8 =400+10 =170X40=240+ 80=25X92X4=

16、80X90 =320X30=560 + 80 =25X37X4 =32X125=150X40=760+ 40=(125X73)X8 =20X25 =17X30=150X60=640 X 80=390+13 =14X30=14X60 =99X70=8X125 =660+33=300 + 20 =171+118+ 629+482=70X80 =110X50=400+ 40=200X 30=50X20 =250X30=150+10 =99+56 + 44 =500X70=240X40=150+50=(125X68)X8 =330+11 =10X50=120+ 60=843+ 88+ 412=800+

17、20 =780+26=160X 40=25X38X4=90X70 =750+25=10X40 =3100+ 25 =300+15 =14X30 =950 + 50 =25X50X4 =920+23 =18X30 =10X50 =480X 50=24X125=10X40 =14X20=393+ 31 + 969=100X 10=170X30=10X40=390X60=8X125 =210X40=100X20=25X43X4 =24X125=18X30=600 + 30=98+86 + 414 =36X25 =15X20=12X20 =566+14 + 86 =220+11 =110X40=160

18、+ 80=14X 34+14X66=440+11 =150X40=640 + 80 =25X22X4 =24X25 =31X20=10X30 =25X 18X 4=390+13 =13X30=950 + 50 =44+300 + 256+ 500=12X25 =200X30=14X30 =(125X84)X8 =64X125=15X40=13X60=9800+ 25 =48X125=19X40=300 + 20 =600+25 =24X25 =17X20=150+ 30=(125X10)X8 =80X125=24X40=120X30 =56 + 220 + 344+ 780=500+10 =2

19、20X30=490+ 70=(125X73)X8 =500+10 =140X30=150X 50=25X52X4=10X40 =20X30=110X 50=9900+ 25 =4X25 =160X20=100X70=140X80 =630+21 =20X30=130X40=2700+25=10X70 =33X20=13X40 =2100+ 25 =30X30=620+31 =100+10=(125X35)X8=20X25 =120X30=11X20=10X50=460+23 =220+11 =16X50=88+ 207+ 212+793=16X25 =110X30=90+10 =200+60

20、+ 40 =20X25 =900+30=10X40=74X56+ 74X44 =600+15 =560+28=100X50=9500 + 25 =280+14 =990+33=13X60=93X42 + 93X58 =360+12 =200X40=10X60=95X90 =80X125=24X40 =240 + 60=68X76 + 68X24 =16X25 =31X20=140X40=(125X58)X8 =100X50 =15X20 =150X60=(125X46)X8=600X90=240X40=130+ 10=370X50=4X25 =120X40=10X30=(125X10)X8 =

21、840+14 =130X30=110X 60=13 + 283 + 687+ 717=100X60 =18X20=630 + 70=941 + 28+72 =960+24 =200X20=140X40=8900 + 25 =630+21 =14X20=150X50=(125X 16)X8=50X50 =10X30=14X30 =192+18 + 482=72X125=360+12=150X30=(125X73)X8 =50X90 =150X30=320 + 20 =173+300+ 327+200=660+22 =16X30=320 + 40 =381 + 41+459=32X125=120X

22、20=130X40=6200 + 25 =32X25 =20X20=240+ 80=25X 54X 4=600+20 =200X30=130X70=(125X70)X8 =600X30 =110X50=550 + 50 =486+89+811 =240+12 =20X40=600 + 30 =(125X76)X8=200X50 =15X30=110X30 =370X 30=280+14 =100X40=110X 60=705+39+761 =64X125=12X20=12X30=(125X44)X8 =300+15 =330X20=200+10=8600 + 25 =560+14 =200X4

23、0=420+ 60=24X22+24X 78=20X20 =160X40=15X50 =25X 10X 4=4X25 =18X40=160X30=9500+ 25 =64X125=16X50=300 + 30 =137+237+ 163+263=70X10 =160X50=10X40=(125X57)X8 =800X40 =380+19=100X30=523+65+35 =16X125=10X30=450 + 30 =872+76 + 24 =4X25 =140X20=400 + 50 =25X82X4 =400+10 =520+26=100+ 20=94X60=100X50 =140X20=

24、10X30=(125X42)X8=330+11 =20X40=400+ 80=(125X83)X8 =360+12 =23X40 =15X50 =607+ 53+ 47=510+17 =100X20=280+ 20=58X80=100X50 =810+27=120+ 10=2300 + 25 =16X25 =140X50=400 + 80 =74 + 243 + 826+ 157=80X125=17X50 =110X20 =483+60+840=100X50=120X30=100+50=60X 12+60X 88=630+21 =250X20=110X 20 =8100+ 25=20X25 =

25、160X20=180 + 30 =20X36 + 20X64=720+12 =24X30=10X50 =820+ 73+ 27=16X25 =15X40=420+ 70=25X 18X4=24X125=14X20=240 + 20 =579+77+923=650+13 =33X20=300 + 60 =(125X47)X8=200+10 =140X50=130X 60=470X90 =570+19 =170X20=160+ 40=873+78 + 22 =260+13 =190X20=14X40=57X60=10X30=29X30=100X70=7400+ 25 =660+11 =28X20=

26、300+ 30=70X 13+ 70X87 =48X125=100X40=720+ 40=49X43+ 49X57=72X125=100X40=180+ 10=(125X 10)X8 =8X25 =160X20=140X40 =470X60=10X50 =150X30=13X20 =626+ 11+89=24X125=330+11 =420 + 30 =11 + 10 + 490 =4X25 =18X40=14X40 =820X90 =28X25 =200X40=150X50 =25X22X4 =640+16 =13X40=130X20 =480X80=500+25 =17X30=14X20=

27、(125X64)X8 =600+10 =130X40=130X50=214+85+315 =700+14 =14X40=160+10=25X77X4 =80X125=23X20=13X40=(125X99)X8 =240+12 =300+15=80+ 40=(125X73)X8=20X25 =24X30=14X70 =146+152+154 + 448=40X125=390+13=11X60=25X75X4 =30X90 =240+12=16X60=25X46X4=20X60 =180X30=140X70=1800+ 25=440+11 =190X30=11X60=(125X95)X8 =80

28、X125=220X20=60+ 20=(125X27)X8=72X125=11X50=12X50=(125X68)X8 =100X30 =990+33=140X40=35X66+ 35X34=64X125=250X20=140X60=25X71X4=72X125=12X25 =360+18 =50X60 =12X25 =30X70 =800X40=500X40=80X10=600+15=8X25=20X25 =30X30=920+23 =30X20 =16X25 =24X125=32X125=8X25 =20X10 =200 x 10=72X125=300+15 =10X50 =80X40=4

29、50+15=110X 30=(125X25)X8=24 X 30=130+ 10=88+ 155+ 412+245=180X40=630+ 90=23+27+ 173=13X 20=130+ 10=25X 41X4=210X30=270 + 30 =172+ 11 + 789=330X30=11X40 =558+21 + 79=220X20=640+ 40=800+25 =25X20=130X30 =33X60 =480+16=11X30=192+168+ 108+732 =150X20=520+ 40=(125X87)X8 =170X30=100X50 =25X79X4 =15X20=200

30、+ 20=27X 71 + 27X29 =250X30=420 + 30 =18X41 + 18X59 =140X30=140X50=129+195 + 271 + 405=240X30=150+10 =94 + 230 + 506+ 570=400+20=180 + 30 =25X80X4 =560+28=160+ 10=9000 + 25 =14X50 =480 + 30 =570X90 =24X20=400+ 50=4900+ 25 =180X40=400 + 20 =(125X62)X8=210X20=110X 50 =79+139 + 521 + 661 =750+25=600+ 4

31、0=587+31 + 69 =14X40 =120 + 40 =189+297+411 + 603=100X30=240 + 30 =856+80 + 20 =25X40=100X 40=474+69+31 =440+22 =24X125=4X25 =540+18 =360+18 =330+11 =300+10 =56X125=720+18 =360+12 =70X20 =660+11 =80X70 =56X125=28X25 =520+13 =80X90 =480+16 =90X60 =72X125=480+24 =520+13 =32X25 =32X125=4X25 =20X30 =15X

32、20=12X50=13X50=310X30=220+11 =18X30=240X40=28X20 =870+29=170X40=10X 30=22X30=130X30=380+19=420+21 =150X20=18X20 =10X 30=110X 40=130X50=270X30=150X30=20X30 =130X30=120X40 =710X30=16X20=210+ 30=100X50=120X20=10X40 =140X30=14X 50=60 + 20 =130X 50=480 + 40 =11X40 =130X40=15X20=140X40=320+ 80=14X40 =330

33、+ 30 =10X60 =16X40=13X20=420+ 60=130X40 =480 + 40 =60 + 30 =9800+ 25 =(125X37)X8 =770X60=276+77 + 23 =25X 23X 4=260X70=(125X47)X8=19+ 268+ 581 + 332=87+70+ 30=694+84+16 =99X 50=25X66X4=93X90=51 + 116+ 649+ 384=920X90 =800+ 25=524+63+37 =14+ 117+ 386+383 =(125X34)X8 =345+18+82 =417+60+940 =2400+ 25=1

34、5+192 + 485+ 508=72X52+72X48 =40X25 =17X 20=630+ 90=794+ 51 + 249=380+19 =660+22=100X 30=5100 + 25 =120X 70=298+81 + 19 =300X30 =200X20=600+20 =270X30=120+ 40=5400 + 25 =36X25 =200X30=110X20 =8900+ 25 =480+24 =17X50 =210 + 30 =(125X40)X8=300+15 =12X20 =100X20 =41X50 =36X25 =24 X 20=110X 70=16X 6+16X

35、 94=750+25 =12X20 =110X20=35X 50=680+17 =16X30=130X20=5400+ 25=800X40 =120X20=120X 40=9800 + 25 =28X25 =20X 20=110X 70=25X90X4=190+10=(125X43)X8=16X25=120X30=24X25 =24 X 20=720+ 80=236+ 18+ 82=13X30 =174+ 142+726+ 358 =50X70 =230X40=20X25 =200+10=110X60 =690X 80=8X25 =180X30=120X20=1800+ 25=800+ 50=

36、25X86X 4=300+10 =300+15=11X50=153+ 12 + 788=600X90=130X20=100X60=904+23+77 =20X10 =160X30=12X25 =33X 30=160X 30=69X 69+69X31 =24X25 =120X30=120 + 60 =10X80=270+ 90=273+32 + 68 =400+10 =420+14=100X 10 =180X50=100X60=100+25 =210 + 30 =13 + 296 + 787+ 104=10X70=140X50=600+20 =400X50 =56X125=500 X 10 =8

37、X25 =8X125 =660+22 =260+13 =70X20 =800X60 =8X25 =20X25 =24X25 =200+10 =550+11 =8X125 =80X40 =24X25 =600X80 =500X20 =4X25 =500+25 =40X25 =280+14 =4X25 =230X40=440+ 40=107+284 + 693+ 716=250X20=16X20=74+103 + 326+ 397=220+11 =210 + 30 =700+25 =20X30 =640 + 80 =987+47+53 =240+12=11X50 =25X 10X 4=240X30

38、=12X20 =6600+ 25 =200X40=11X70=334+37 + 463=270X20=100X30=25X84X 4=19X30=540+ 60=5000+ 25 =180X40=11X60=410X90 =110X20=950+ 50=791 + 35+ 65=250X30=420 + 60 =(125X32)X8=14X30=120X20=62X80=500+25=600+ 50=4300 + 25 =240X30=13X30 =773+ 69+ 131 =21X20=130X40=69X 80=26X30=11X30=4500+ 25 =300X30=220 + 20 =

39、751 + 52 + 48 =750+25=100X40=(125X31)X8 =100X50=20+ 10=4600+25=190X20=120X40 =34X75+34X25 =570+19=100X40=25X61X4=150X20=13X40=115+ 84+ 16=16X40 =60 + 30=67+ 66+ 534=31X30=14X20 =800+25 =24X25 =21X30=14X60 =88X 54+ 88X 46=240+12 =150X40=70+ 10=25X92X4 =90X80 =17X20=110X 20=25X60X4=100X70 =190X20=130X

40、30=(125X36)X8 =8X125 =11X50=140X60=850+ 24+ 376=56X125=12X20=14X60=25X24X4=12X25 =780+26=10X60=145+ 261 + 355+ 639 =32X25 =780+26=100X30=3200+25=50X90 =160X40=12X60=25X 42X4=72X125=19X30=220 + 20=25X22X4 =56X125=14X30=440 + 40 =7900+25=32X125=21 X40=100X50 =25X71X4 =900+15 =20X40=400 + 20 =25X90X4 =

41、660+22 =230X20=160X20=25X98X 4=24X25 =180X30=900 + 50 =554+46+54 =8X125 =100X30=360 + 90 =25X64X4 =32X25 =300+10=450 + 90 =984+72 + 28 =48X125=11X20=130X30 =175+253+ 425+447=50X70 =230X20=11X70 =(125X21)X8 =390+13 =150X30=280+ 40=850X70 =520+13 =120X30=140X 60=819+68+32 =28X25 =28X20=400+ 50=310+ 34

42、+ 866=10X30 =12X20=120X 20=36+252+264+248=80X70=420+14=10X50 =589+78+ 122=20X25 =600+30=10X60=79X 35+79X65 =16X125=960+32=270+ 30=(125X60)X8 =16X125=24X30 =500 + 50 =740X70 =320+16 =230X20=340+ 20=(125X26)X8 =16X25 =140X30=210 + 70 =79+56 + 44 =60X10=28X20=420+ 30=916+ 15+ 85=800X80=630+21 =360+ 30=

43、42X36+ 42X64=28X25=230X30=13X70 =97X90=80X50=17X50=160+ 20=84X38+ 84X62 =400+10 =100X40=150+30=390X60=900X80=260X30=650+ 50=(125X94)X8 =64X125=300+10=450+ 30=(125X31)X8 =12X25 =150X50=540 + 30 =980X80=24X125=160X30=600+ 30=25X35X4=200X40 =170X20=120X30=(125X22)X8 =60X40 =11X30=640+ 40=25X69X4=28X25

44、=190X30=13X40 =61X72+61X28=70X10=18X40=240+ 60=(125X55)X8 =570+19 =14X20=130X70 =1000+ 25=32X25 =450+15=14X70 =8500+ 25 =560+14 =780+26=140X40=760X70 =30X20 =10X30=160+ 80=858+ 18+ 82=10X20 =170X30=15X40 =(125X63)X8 =48X125=160X40=810+ 90=(125X54)X8 =72X125=130X30=120X20=520+13+87 =60X60 =25X30=140X

45、40=25X 41X4=4X25 =220+11 =160X40=170X 20=36X25 =13X40=15X50 =25X 76X 4=70X10 =13X30=12X60 =(125X96)X8=24X125=260+13=13X40=(125X21)X8=700X80 =120X40=130X20=69+34+ 966=600+12 =120X20=400+ 50=950X40 =450+15 =17X50 =100X50=188+271 + 312+329=28X25 =24X20=400+ 50=(125X54)X8 =80X125=120X20=800+ 50=633+46+5

46、4 =760+19 =12X20 =800 + 40 =(125X38)X8=12X25 =170X30=140X50 =(125X67)X8=880+22 =25X40 =140X50 =595+85+15 =72X125=12X50 =16X50 =70X20=32X125=320+16=14X40=25X94X4 =20X25 =15X20=950+ 50=60X 82+60X 18=420+14 =540+27=240+ 40=25X38X4=24X25 =160X30=330 + 30 =25X86X4 =280+14 =510+17=12X40=(125X33)X8=70X20 =22X30=120X30=382+ 70+ 330=90X50 =130X20=13X70 =25X61X4=560+14 =21 X40 =360 + 20 =(125X 15)X8=4X25 =110X30=12X20 =25X24X4=20X40 =120X20=300 + 50 =929+28+372=72X125=31 X20=160 + 40 =(125X76)X8=700X90 =200X30=950+ 50=25X43X