题目内容
【题目】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= 256﹣97= 7×70+6=
62+36= 28+35= 51﹣11= 1800÷2=
40×5= 42×3= 440×2= ﹣=
300÷5= 4000÷4= 870﹣530= 470+65=
13×4= 168+27= 4×500= 0+58=
990÷3= 257﹣135= += 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﹣+=
25+82= 240÷3= 35+55= 8×300=
35×3= 240+109= += 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﹣=
1600÷8=
9×0= += 79+2×0= ++=
56+163= 1﹣= 505÷5= 200+7×6= .
【答案】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
【解析】
试题分析:根据整数分数的加法、减法、乘法和除法的计算方法解答.
解:70×2=140 6×300=1800 200×8=1600 850﹣660=190
80+240=320 7×90=630 ﹣= 23×7=161
860﹣300=560 2700÷9=300 20×40=800 400×8=3200
4300÷6=700 202÷2=101 256﹣97=159 7×70+6=496
62+36=98 28+35=63 51﹣11=40 1800÷2=900
40×5=200 42×3=126 440×2=880 ﹣=
300÷5=60 4000÷4=1000 870﹣530=340 470+65=535
13×4=52 168+27=195 4×500=2000 0+58=58
990÷3=330 257﹣135=122 +=1 206×5=1030
50×3=150 302+56=358 22×6=132 40×9=360
25×4=100 810÷9=90 0×8+5=5 690÷3=230
90×5﹣130=320 130×6=780 48÷4=12 1﹣+=
25+82=107 240÷3=80 35+55=90 8×300=2400
35×3=105 240+109=349 += 2000÷5=400
400÷5=80 4900÷7=700 260﹣80=180 (86+34)÷6=20
68﹣9=59 81﹣67=14 25+116=141 70×3+39=249
300×3=900 5500÷5=1100 61﹣22=39 1﹣=
1600÷8=200 200×6=1200 +=1 21+300=321
9×0=0 += 79+2×0=79 ++=
56+163=219 1﹣= 505÷5=101 200+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.