四年级数学下册口算题大全每天50道.docx

1、四年级数学下册口算题大全每天50道四年级数学下册口算题大全每天50道四年级下册口算题大全113889 54005420034 55045018000600 2700304514 18万24万89100= +=731= 10=410= 171000=+= 8025= 100=+99= 10025= 41100=8800400= 10=60030= 100=150+70= 356-98=1258= 6126=1280= 100=84040= 100=8100= +=+= += =10= +=5172= 154-73-27=100025= 24X012=100= 10=10= 100=四年级下册口算

2、题大全21000= 30015=1000= 1460=5400600= 345+298=+= =+= =31052= 4(25+50)=19= 17=24030= 1000= 8125= 7= 9923=504= 51000= 10=65254= 100= =1= 23199= 32+268= = + =7997= 24192419= =12062= 910070=4（3625）= = 3008416=四年级下册口算题大全32 = 145-99=1025= 60=+= =400= +=60= 2=457+198= 756197=45+15-45+15= =400258= 7=4168= 30=

3、38= =821202= 50=5= 12516=7(10= 9=+= =+= +8=+= 5=6+6= （）=88= = =42035= += =5580=四年级下册口算题大全4+= 735-298=81027= =3200400= 360120= 15（100+3）=+= 36+54=7000200= 398+294=500-12= 240400=54-15= 25040=125800= 97-59=644= 998-299=1407= 299+455=1560= 9100700=90050= 17+49=25+68= 542-298=152-46= 620-290=100-79= 860

4、-370=038= 670-540=894-399= 68101=1940= 474=95-64= 4019=952= 590+30=110050= 83-25=997+674= 3200200=420030= 5500500=446= 71-17=四年级下册口算题大全590060= 60-52=60-36= 7+75=1000050= 500-27=6600110= 91-23=2250= 0346=12532= 21500=12504= 439+61=392+208= 188+702=15400= 200-47=289-98= 66+25=239+42= 6550=652= 545=65013= 740370=7540= 14030=96003200= 295=200-104= 15+97=582= 724=1000-37= 6000150=101+52= 47-19=5405= 7406=20000500= 28300=2512= 4350=530-250= 600120=185-86= 906=700-7= 120+390=