问题
解答题
(1)-22-|-3| (2)
(3)12-(-18)+(-7)-15 (4)(-10)+8×(-2)2-(-4)×(-3) (5)(-
(6)(-2)3-22-(-1)2004÷[(
|
答案
(1)-22-|-3|
=-4-3
=-7;
(2)
×(-5)÷(-1 5
)×51 5
=1×5×5
=5×5
=25;
(3)12-(-18)+(-7)-15
=12+18-7-15
=30-22
=8;
(4)(-10)+8×(-2)2-(-4)×(-3)
=-10+8×4-12
=-10+32-12
=10;
(5)(-
+5 6
-2 3
)÷3 4 1 12
=(-
+5 6
-2 3
)×123 4
=-
×12+5 6
×12-2 3
×123 4
=-10+8-9
=-11;
(6)(-2)3-22-(-1)2004÷[(
-1 3
)]×6-|5|1 2
=-8-4-1÷
×6-51 6
=-8-4-36-5
=-53.