您好:
(-2)四次方÷(-2又2/3)²+5又1/2×(-1/6)-0.25
=16÷64/9-11/2x1/6-1/4
=9/4-1/4-11/12
=2-11/12
=13/12
-1的2012次方-(1-1/2)÷3×|3-(-3)²|
=-1-1/2÷3x6
=-1-1
=-2
不明白,可以追问如有帮助,记得采纳,谢谢 祝学习进步!
您好:
(-2)四次方÷(-2又2/3)²+5又1/2×(-1/6)-0.25
=16÷64/9-11/2x1/6-1/4
=9/4-1/4-11/12
=2-11/12
=13/12
-1的2012次方-(1-1/2)÷3×|3-(-3)²|
=-1-1/2÷3x6
=-1-1
=-2
不明白,可以追问如有帮助,记得采纳,谢谢 祝学习进步!