小学四年级数学下册口算题和答案.docx

1、小学四年级数学下册口算题和答案小学四年级数学下册口算题和答案+156= 13558=400524=603+8=984+205= 200+123+20=347.(8020+80)4=21+(100-105)=12040= 920= 800= 55+45=1152= 1806= 966= 18009=6020= 6004= 100= 270+70=2308= 106+20=277= 5+603=100+182= 505= 20+7-29= 2080=7016= 40025= 300011= 39625=41+70= 40694= 9003= 101=201050= 6008= 20011= 253

2、25=5=2000+80= 30085= 800200=0+202= 305= 30+8-40= 440=7014 = 724 = 414 =413 = 515 = 524 =525 = 816 = 5021 =4014 = 4013 = 3015 =4024 = 317 = 515 =616 = 626 = 417 =340 = 220 = 54 =2540 = 64 = 23060=52 = 324 = 165 =108 = 4 = 246 =15+80 = 480 = 32080 =320080 = 516 = 324 =45= 800250= 1000518= 076= 76010=3606= 903= 7218= 904= 7415=10530= 96015= 60012= 72030= 69050=1500700=350+156= 135 58=400 524=60 3+8=98 4+205= 200 +123+20=34 7.(8020+80)4=21 +(100-105)=120 40= 9 20= 800 = 55 +45=115 2= 180 6= 96 6= 1800 9=60 20= 600 4= 100 = 270 +70=230