题目内容
30×2= | 52×7= | 80×6= | 100×4= | 400×8= |
900×5= | 40×6= | 10×9= | 3×8= | 10×5= |
7×200= | 800×6= | 80÷4= | 240÷6= | 360÷9= |
108×7= | 810÷9= | 67+8= | 82+7= | 104×3= |
0×105= | 23×3= | 64÷2= | 2400÷8= | 33÷3= |
3×400= | 840÷2= | 12×3= | 400÷5= | 5400÷9= |
180+170= | 500-192= | 540÷3= | 560+80= | (25-7)×0= |
0÷8= | 21×7= | 80-90= | 660÷6= | 88÷8= |
48+73= | 640÷8= | 710-30= | 5400÷6= | 80×7= |
88÷8= | 17×3= | 16×4= | 200×6= | 14×5= |
200×4= | 180÷3= | 320÷8= | 0÷9= | 30×8= |
50×3= | 360÷6= | 86+7= | 80÷4= | 630÷3= |
24×2= | 120÷6= | 600×4= | 210×2= | 48÷4= |
90-8= | 400×5= | 31×3= | 900×7= | 200×9= |
33×2= | 600×6= | 2000×3= | 800×7= | 123×3= |
36÷3= | 88÷4= | 3×30= | 450÷5= | 700÷7= |
8×6= | 42÷7= | 18÷3= | 24÷3= | 5×0×3= |
32÷8= | 5×6= | 54÷4= | 9×50= | 16+7×2= |
81÷9= | 10×3= | 48÷8= | 20×7= | 32÷4+13= |
9×4= | 6×500= | 300×4= | 900×2= | (5+25)×4= |
37×6= | 45×3= | 64÷2= | 23×4= | 19×3= |
36×2= | 47×3= | 48×2= | 15×2= | 39×4= |
300÷60= | 90÷6= | 72÷8= | 910÷7= | 75-28= |
60+180= | 420-80= | 68÷4= | 280+60= | 28+25= |
360÷40= | 540÷60= | 30÷3= | 270+50= | 14×7= |
62+18= | 15×6= | 420÷70= | 95÷5= | 750-300= |
16×5= | 92-48= | 21×40= | 720÷80= | 65÷13= |
17×4= | 68÷17= | 70÷14= | 90÷15= | 80÷16= |
72-24= | 900÷18= | 750÷25= | 84÷21= | 20×40= |
分析:混合运算的题目按照先算乘除,再算加减,有括号的先算括号里面的顺序计算;其它题目按照运算法则直接求解.
解答:
解: 30×2=60, |
52×7=364, |
80×6=480, |
100×4=400, |
400×8=3200, |
900×5=4500, | 40×6=240, | 10×9=90, | 3×8=24, | 10×5=50, |
7×200=1400, | 800×6=4800, | 80÷4=20, | 240÷6=40, | 360÷9=40, |
108×7=756, | 810÷9=90, | 67+8=75, | 82+7=89, | 104×3=312, |
0×105=0, | 23×3=69, | 64÷2=32, | 2400÷8=300, | 33÷3=11, |
3×400=1200, | 840÷2=420, | 12×3=36, | 400÷5=80, | 5400÷9=600, |
180+170=350, | 500-192=308, | 540÷3=180, | 560+80=640, | (25-7)×0=0, |
0÷8=0, | 21×7=147, | 80-90=-10, | 660÷6=110, | 88÷8=11, |
48+73=121, | 640÷8=80, | 710-30=680, | 5400÷6=900, | 80×7=560, |
88÷8=11, | 17×3=51, | 16×4=64, | 200×6=1200, | 14×5=70; |
200×4=800, | 180÷3=60, | 320÷8=40, | 0÷9=0, | 30×8=240, |
50×3=150, | 360÷6=60, | 86+7=93, | 80÷4=20, | 630÷3=210, |
24×2=48, | 120÷6=20, | 600×4=2400, | 210×2=420, | 48÷4=12, |
90-8=82, | 400×5=2000, | 31×3=93, | 900×7=6300, | 200×9=1800, |
33×2=66, | 600×6=3600, | 2000×3=6000, | 800×7=5600, | 123×3=369, |
36÷3=12, | 88÷4=22, | 3×30=90, | 450÷5=90, | 700÷7=100, |
8×6=48, | 42÷7=6, | 18÷3=6, | 24÷3=8, | 5×0×3=0, |
32÷8=4, | 5×6=30, | 54÷4=13.5, | 9×50=450, | 16+7×2=30, |
81÷9=9, | 10×3=30, | 48÷8=6, | 20×7=140, | 32÷4+13=21, |
9×4=36, | 6×500=3000, | 300×4=1200, | 900×2=1800, | (5+25)×4=120, |
37×6=222, | 45×3=135, | 64÷2=32, | 23×4=92, | 19×3=57, |
36×2=72, | 47×3=141, | 48×2=96, | 15×2=30, | 39×4=156, |
300÷60=5, | 90÷6=15, | 72÷8=9, | 910÷7=130, | 75-28=47, |
60+180=240, | 420-80=340, | 68÷4=17, | 280+60=340, | 28+25=53, |
360÷40=9, | 540÷60=9, | 30÷3=10, | 270+50=320, | 14×7=98, |
62+18=80, | 15×6=90, | 420÷70=6, | 95÷5=19, | 750-300=450, |
16×5=80, | 92-48=44, | 21×40=840, | 720÷80=9, | 65÷13=5, |
17×4=68, | 68÷17=4, | 70÷14=5, | 90÷15=6, | 80÷16=5, |
72-24=48, | 900÷18=50, | 750÷25=30, | 84÷21=4, | 20×40=800. |
点评:本题考查了基本的计算题目,计算时要细心,平时要多总结这类题目的窍门.
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