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1、三年級口算練習(xí)(一)26+9 =57-38 =1500-700 =42X2 =99+3 =180-9 = 50-5 =480-4 = 880-4 =0+ 51 = 14X2 =0-91 =83-57 = 800-4 =58+26 = 420-2 =690-3 = 480-2 =770-7 =65+15 =3X800 =58+33 = 1200-200 =0+76 =5X900 =930-3 =29+68 =330+3 =34X2 =63+3 =58-0 =60 X 5 =三年級口算練習(xí)(二)440 + 4 =90 + 9 =480-2 =3X200 =880-4 =3X31 =32 X 3 =

2、13X 3 =39+3 =620+2 =7500-500 =0X57 =660-3 =660+ 6 =420-7 =420-20 =11X7 =0X85 =2X200 =390-3 =68-49 =3X23 =550-5 =160 + 4 =2X440 =2X44 =48 + 4 =600X7 =560-8 =660-2 =0-91 =120X4 =960+3 =800X2 =3X220 = 93+3 =80-46 =70+7 = 84+4 =0+22 =80 X 7 =64 + 2 =800 X 8 =800+ 700=48+2 =840+4 =540-9 = 120X3 = 990-3 =

3、 640-8 =12X4 = 0X 97=360+9=44X 2 =2X440=460 + 2 =280 + 4=gx 400=49+33=700-7=11 X4=230X3=230X3=11X4 =720-9=4700-700 =640-8=480-8 =880+8= 9X 500= 三年級口算練習(xí)(三)42X3 =300-5 =900-3 =32X3 =50X7=840-4 =7X800 =540+9 =96 + 3 =620+2 = 1800-800=33+57 =630-3 =800-2 =1700-800 = 930 + 3=450 + 9=70X7=0X 37=2X 14 =7X

4、700=31 X 3=2X 330=6X 800=63 + 3= 600X3= 62-33 = 700-8=960-3 =70+500 =3X330 =23 X 3 =310X 3 =82-55 =600-3 =7X50 =80+ 17 =90-3 =800-4 =360+ 6 =1200-700=53-14 =140-2 =840+2 =13X 3 =50 X 6 =960-3 =26+57 =37+8 =500+500 =0 + 47 =32X2 =3X 33 =690-3 =78-36 =390-3 =310X3 =48+28 =800-8 =54+28 =180-3 =60-15 =3

5、7+56 =300 + 6 =17+27 =660 + 6 = 430X2 =34+56 =680-2 =1500-900=800-8 =480-8 =33X2 =560-7 =440-4=93 + 3=三年級口算練習(xí)(四)24X2 =0 + 54 =三年級口算練習(xí)(五)46+24 =10X50 =52 + 39 =50 X 5 =41 X20 =30X32 =40X70 =20 X 14 =240-4 =900-9 =330X3 =500+2000 =57+29 =0 + 49 =120X4 =65 X 10 = 700-300 =32X20 =440 + 4 =77-29 =75+18 =

6、0+ 73 = 350-5= 400-8= 800X3= 310X3=0X 35 =30 X 30 = 90 X 50 =69 X 10 = 810-9= OX 30 =77-48 =540 + 6= 34X20 = 640-8= 660-3=30 X 30 =87 X 10 = 33X20 =0-93 = 600+700 =42X20 =52-29 =480+8 =60 X 50 =20X23 =10X 35 =50 X 90 =420+6 =22X40 =630+9=750-50=300+5 =10X73 =80X90 =720-9 =700 X 5 =10X47 =500+40 =320+4 =640+2 =40 X 70 =100-5 =240X2 =33X30 =410X2 = 440 + 4 =29+61 =80X30 =300-6 =33X20 =30X23 =480-8 =300+700=10X 58 =30 X 70 =10X 34 =41X20 =30X23 =22X40 =900-3 =30X50 =43+38 =90X50=84-65 =三年級口算練習(xí)(六)43- 16 =10X80 =57+29 =80X90 =65 X 10 =10X47 =10X36 =36+56 =500+40 =40 X 70 = 540+ 6 =30 X 70 = 6

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