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70×2= 6×300= 200×8= 850-660= 80+240= 7×90= -= 23×7= 860-300= 2700÷9= 20×40= 400×8= 4300÷6= 202÷2= 25

编辑:chaxungu时间:2026-04-27 10:13:29分类:小学数学题库

70×2=________6×300=________200×8=________850-660=________
80+240=________7×90=________数学公式-数学公式=________23×7=________
860-300=________2700÷9=________20×40=________400×8=________
4300÷6=________202÷2=________256-97=________7×70+6=________
62+36=________28+35=________51-11=________1800÷2=________
40×5=________42×3=________440×2=________数学公式-数学公式=________
300÷5=________4000÷4=________870-530=________470+65=________
13×4=________168+27=________4×500=________0+58=________
990÷3=________257-135=________数学公式+数学公式=________206×5=________
50×3=________302+56=________22×6=________40×9=________
25×4=________810÷9=________0×8+5=________690÷3=________
90×5-130=________130×6=________48÷4=________1-数学公式+数学公式=________
25+82=________240÷3=________35+55=________8×300=________
35×3=________240+109=________数学公式+数学公式=________2000÷5=________
400÷5=________4900÷7=________260-80=________(86+34)÷6=________
68-9=________81-67=________25+116=________70×3+39=________
300×3=________5500÷5=________61-22=________1-数学公式=________
1600÷8=________200×6=________数学公式+数学公式=________21+300=________
9×0=________数学公式+数学公式=________79+2×0=________数学公式+数学公式+数学公式=________
56+163=________1-数学公式=________505÷5=________200+7×6=________.
140180016001903206301615603008003200700101159496986340900200126880601000340535521952000583301221103015035813236010090523032078012107809024001053494008070018020591414124990011003920012001321079219101242
分析:根据整数分数的加法、减法、乘法和除法的计算方法解答.
解答:
70×2=1406×300=1800200×8=1600850-660=190
80+240=3207×90=630-=23×7=161
860-300=5602700÷9=30020×40=800400×8=3200
4300÷6=700202÷2=101256-97=1597×70+6=496
62+36=9828+35=6351-11=401800÷2=900
40×5=20042×3=126440×2=880-=
300÷5=604000÷4=1000870-530=340470+65=535
13×4=52168+27=1954×500=20000+58=58
990÷3=330257-135=122+=1206×5=1030
50×3=150302+56=35822×6=13240×9=360
25×4=100810÷9=900×8+5=5690÷3=230
90×5-130=320130×6=78048÷4=121-+=
25+82=107240÷3=8035+55=908×300=2400
35×3=105240+109=349+=2000÷5=400
400÷5=804900÷7=700260-80=180(86+34)÷6=20
68-9=5981-67=1425+116=14170×3+39=249
300×3=9005500÷5=110061-22=391-=
1600÷8=200200×6=1200+=121+300=321
9×0=0+=79+2×0=79++=
56+163=2191-=505÷5=101200+7×6=242
故答案为:140,1800,1600,190,320,630,,161,560,300,800,3200,700,101,159,496,98,63,40,900,200,126,880,,60,1000,340,535,52,195,2000,58,330,122,1,1030,150,358,132,360,100,90,5,230,320,780,12,,107,80,90,2400,105,349,,400,80,700,180,20,59,14,141,249,900,1100,39,,200,1200,1,321,0,,79,,219,,101,242.
点评:本题主要考查分数的加法、减法、乘法和除法的计算方法,注意计算要细心.