计算:(1)-3 2 -(-2) 2 ; &nb...
计算:(1)-32-(-2)2;(2)-14-16×[2-(-3)2];(3)(-10)2+[(-4)2-(3+32)×2];(4)(-1)4-(1-0.5)×13×[2...
计算:(1)-3 2 -(-2) 2 ; (2) - 1 4 - 1 6 ×[2-(-3 ) 2 ] ;(3)(-10) 2 +[(-4) 2 -(3+3 2 )×2]; (4) (-1 ) 4 -(1-0.5)× 1 3 ×[2-(-2 ) 2 ] ;(5) -0. 5 2 + 1 4 -|- 2 2 -4|-(-1 1 2 ) 3 × 4 9 ; (6)(-2) 3 -3×[(-4) 2 +2]-(-3) 2 ÷(-2);(7)(-2) 2003 +(-2) 2002 ; (8)(-0.25) 2009 ×4 2008 .
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(1)-3 2 -(-2) 2 -9-4 =-13; (2) - 1 4 -
=-1-
=-1+
=
(3)(-10) 2 +[(-4) 2 -(3+3 2 )×2] =100+(16-24) =92; (4) (-1 ) 4 -(1-0.5)×
=1-
=1
(5) -0. 5 2 +
=-0.25+
=-6.5; (6)(-2) 3 -3×[(-4) 2 +2]-(-3) 2 ÷(-2) =(-8)-3×18+
=(-8)-54+
=-62+
=-
(7)(-2) 2003 +(-2) 2002 =-2 2003 +2 2002 =-2 2002 ×2+2 2002 =2 2002 ×(-2+1) =-2 2002 ; (8)(-0.25) 2009 ×4 2008 =-(
=-
=-
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