简单的有理数混合运算 很简单的所以懒得检查了=-=过程什么的无所谓 有答案就可以了①8-(-4)÷2²×3②(-3)³÷(-3)÷9③7×3²÷3+(-3)④-5+16-16÷(-2)³⑤(-28)÷(-6+4)+(-1)×5⑥2÷(-2)+0÷7-(-8)×(-2)
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![简单的有理数混合运算 很简单的所以懒得检查了=-=过程什么的无所谓 有答案就可以了①8-(-4)÷2²×3②(-3)³÷(-3)÷9③7×3²÷3+(-3)④-5+16-16÷(-2)³⑤(-28)÷(-6+4)+(-1)×5⑥2÷(-2)+0÷7-(-8)×(-2)](/uploads/image/z/760079-47-9.jpg?t=%E7%AE%80%E5%8D%95%E7%9A%84%E6%9C%89%E7%90%86%E6%95%B0%E6%B7%B7%E5%90%88%E8%BF%90%E7%AE%97+%E5%BE%88%E7%AE%80%E5%8D%95%E7%9A%84%E6%89%80%E4%BB%A5%E6%87%92%E5%BE%97%E6%A3%80%E6%9F%A5%E4%BA%86%3D-%3D%E8%BF%87%E7%A8%8B%E4%BB%80%E4%B9%88%E7%9A%84%E6%97%A0%E6%89%80%E8%B0%93+%E6%9C%89%E7%AD%94%E6%A1%88%E5%B0%B1%E5%8F%AF%E4%BB%A5%E4%BA%86%E2%91%A08-%28-4%29%C3%B72%26%23178%3B%C3%973%E2%91%A1%28-3%29%26%23179%3B%C3%B7%28-3%29%C3%B79%E2%91%A27%C3%973%26%23178%3B%C3%B73%2B%28-3%29%E2%91%A3-5%2B16-16%C3%B7%28-2%29%26%23179%3B%E2%91%A4%28-28%29%C3%B7%28-6%2B4%29%2B%28-1%29%C3%975%E2%91%A52%C3%B7%28-2%29%2B0%C3%B77-%28-8%29%C3%97%28-2%29)
简单的有理数混合运算 很简单的所以懒得检查了=-=过程什么的无所谓 有答案就可以了①8-(-4)÷2²×3②(-3)³÷(-3)÷9③7×3²÷3+(-3)④-5+16-16÷(-2)³⑤(-28)÷(-6+4)+(-1)×5⑥2÷(-2)+0÷7-(-8)×(-2)
简单的有理数混合运算
很简单的所以懒得检查了=-=
过程什么的无所谓 有答案就可以了
①8-(-4)÷2²×3
②(-3)³÷(-3)÷9
③7×3²÷3+(-3)
④-5+16-16÷(-2)³
⑤(-28)÷(-6+4)+(-1)×5
⑥2÷(-2)+0÷7-(-8)×(-2)
⑦3×4²+80÷5÷2³-27
⑧12²÷(-3)²×(-2)³-(-9)²÷3³
⑨-5+28÷(-2)×(-14)
⑩-2³÷4×(-5)²
简单的有理数混合运算 很简单的所以懒得检查了=-=过程什么的无所谓 有答案就可以了①8-(-4)÷2²×3②(-3)³÷(-3)÷9③7×3²÷3+(-3)④-5+16-16÷(-2)³⑤(-28)÷(-6+4)+(-1)×5⑥2÷(-2)+0÷7-(-8)×(-2)
①8-(-4)÷2²×3
=8+4÷4×3
=8+3
=11
②(-3)³÷(-3)÷9
=9÷(-3)÷9
=-1/3
③7×3²÷3+(-3)
=7×9÷3-3
=21-3
=18
④-5+16-16÷(-2)³
=-5+16-16÷(-8)
=11+2
=13
⑤(-28)÷(-6+4)+(-1)×5
=-28÷(-2)-5
=14-5
=9
⑥2÷(-2)+0÷7-(-8)×(-2)
=-1+0-16
=-17
⑦3×4²+80÷5÷2³-27
=3×16+16÷8-27
=48+2-27
=50-27
=23
⑧12²÷(-3)²×(-2)³-(-9)²÷3³
=144÷9×(-8)-81÷9
=16×(-8)-9
=-128-9
=-137
⑨-5+28÷(-2)×(-14)
=-5-14×(-14)
=-5+196
=191
⑩-2³÷4×(-5)²
=-8÷4×25
=-2×25
=-50
①8-(-4)÷2²×3 =11
②(-3)³÷(-3)÷9 =1
③7×3²÷3+(-3) =18
④-5+16-16÷(-2)³ =13
⑤(-28)÷(-6+4)+(-1)×5 =9
⑥2÷...
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①8-(-4)÷2²×3 =11
②(-3)³÷(-3)÷9 =1
③7×3²÷3+(-3) =18
④-5+16-16÷(-2)³ =13
⑤(-28)÷(-6+4)+(-1)×5 =9
⑥2÷(-2)+0÷7-(-8)×(-2) =-17
⑦3×4²+80÷5÷2³-27 =23
⑧12²÷(-3)²×(-2)³-(-9)²÷3³=-137
⑨-5+28÷(-2)×(-14) =191
⑩-2³÷4×(-5)² =-50
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11,1,18,13,9,-17,49,131,191,-50