小學(xué)三年級(jí)心算口算豎式脫式練習(xí)

1、文檔(1)口算練習(xí)16-2X7 =91 + 85-26 =2X2X2=2X9X8 =3X8X8=2一1一0=50 + 2X8 =14+11-25 =9X5X5=90-81+2 =85-83-1 =8X6 + 79 =64-2-2 =96-2X4 =52-1X5 =4X244-4 =19 + 6X6 =5X6 + 82 =1X3 + 63 =77 + 66-49 =豎式計(jì)算24X11=43 X 26=25 X 22=36X34=35X13=57X18=76X14=38X18=24X77=125X8=300-1294-3128+18X6脫式計(jì)算240X2 一 6312X (300-296)(128

2、+132) 4-5口算練習(xí)5X704-10 =25 5X9 =204-5 + 37 =63-16 + 16 =4X7X7=80 + 5X7 =51-30 + 5 =9X404-10 =45 + 91 + 29 =72-254-5 =7X5X0=604-6 + 29 =4X3-0=0X4 + 62 =36 + 69-16 =51 + 37-59 =73+244-3 =1X8-7=3X0 + 48 =6X4-19 =豎式計(jì)算36X43=53X18=19X23=28X32=65X15=69X12=77X17=34X49=42 X 26=56X24=脫式計(jì)算8404-4X336X30+129864-1

3、2X2415X8X725X124-6328 = 4 二215 = 5 二432 一 6二8728=口算練習(xí)46 + 91+80 =604-10 + 99 =124-2-2 =5X4X7 =71-9-48 =96-44+68 =93-7X4 =284-4+83 =124-4-2 =4X4X2 =7X904-9 =97-7-66 =604-6-7 =8X274-9 =81一9一1 =104-1X8 =304-10-1 =76 + 57-79 =37 + 1X5 =90 + 9X7 =豎式計(jì)算74X14 二37X18=42X28二38X25=8199=161 = 7 二540 = 9 一 623X4

4、4-58脫式計(jì)算78+14X625X24+125320+16X27文檔(4)口算練習(xí)125X23=18X250324-24-2 =53-4X1 =5X164-8 =9X364-9 =4X6-11 =13 + 8X8 = 4X7 + 98 =豎式計(jì)算386+479=104-1X7 =4+4X8=92 6X2 =84-8-0 =364-9 + 69 =0X354-7 =424-6-4=321X12 =95-57+44 =34+4X4 =22 + 32+97 =1684-3-7 =0 + 60-36 =24-54-5 =52X49=34X54=106X51 =48X34 =脫式計(jì)算(25+38) X

5、 151500-125X8(48+52) 4-2(59+187) 4-3(62+12) X38(5)口算練習(xí)367 = 4 二2X53=79X97=62-104-1 =96-2X3 =43 + 58-67 =79-38+40 =704-10X5 =354-5 + 31 =93-22 + 34 =10-634-9 =63-62-0 =204-5-3 =47-3X2 =115-9X5 =9X4-10 =60 + 724-8 =8X4 22 =21-2X3 =1X0-0=13 + 71 + 38 =164-14-8 =624X4 =豎式計(jì)算78X22 =4164-4 =8234-8=63X43=28

6、X32 =54X257X8X32128+12X15脫式計(jì)算(12+20) X45(48-12) =6#+12X20(6)口算練習(xí)607 = 5 二900-807=9154-3=6X6X3=18 63 一 7 =59 + 74-70 =100-2X1 =8X5+45 =9X2-10 =51 19 0 =8X0 + 49 =3X4X9=7X0 + 31 =89 76 11 =324-8X6 =424-6X2 =12-44-3 =364-9X5 =1444-64-4 =9X9 61 =724-8-1 =99-94-3 =8X5-14 =豎式計(jì)算3704-7-784-685=76X15=4864-2=

7、458+542=423 = 3二脫式計(jì)算45X20+100(28+12) X3030X23-60200-15X 10#+12X30口算練習(xí)(7)70-3 + 13 =53-37-4 =74 + 31 16 =6X8 + 3 =47-11-21 =75 + 5X3 =6X4 + 61 =404-4 5 =4324-84-9 =74-8X7 =8010-4 =904-9X5 =304-5 + 58 =52 + 6X0 =62+86 + 70 =304-10 + 65 =1084-34-4 =50-14-1 =15 1 7 =75 + 244-6 =豎式計(jì)算87X19=3624-6=5254-3=2

8、544-5 =192*4 =602*7 =839 一 9 =726*6 =脫式計(jì)算52+18X1225+32X2317+34X1937+16X2865+11X12口算練習(xí)8X2X7=4X5 19 =28 + 30+94 =23-0-18 =54-1X5 =124-44-3 =3X7 + 68 =11 + 86-1 =724-9-1 =78-814-9 =29 + 9X2 =64-1X4 =26 + 93-52 =0X6-0=59-304-10 =20-2X5 =87-7X7 =22 + 354-5 =98-47+0 =62-324-4 =豎式計(jì)算39X42 =1684-8=3704-5=810

9、4-9-19X64=470 一 9二312 = 7 二522 = 6二570 = 8 二脫式計(jì)算61 + 12X2343+21X2345+32X5587+35X4938+25X3148+52X21口算練習(xí)（9）484-8-0 =5X3+95 =61+97-8 =73-104-10 =8X3+89 =1X0X9=80+15 + 52 =18-124-2 =56 + 71-23 =94-1 + 9 =4+5X6=29-1X2 =57-13-42 =72-17-24 =82-74 + 72 =16 寧 2X0 =7 + 0 + 94 =57 + 71-96 =2704-6-5 =164-4X3 =豎式計(jì)算6604-5=8044-7=4624-3=55X18=780 = 4 =729 = 9 =624 = 6 =75X26=脫式計(jì)算99+46X9744+81X3331+98X76(10)口算練習(xí)18X1151X8738-7 + 69 =91-37 + 58 =102-4X6 =86-73 + 1 =28-2X8 =214-74-1 =56 + 51 + 18 =豎式計(jì)算56X7644-1X9 =124-4X2 =2X94-9 =8X9 + 72 =48+43-21 =79-73-4 =1284-84-8 =84 + 424-6