计算下列各题(第(1)题4分,第(2)题5分,共9分).
(1)-3-(-8)+(-4)(2)-14-(1+0.5)×
÷(-4)
计算
(1)120+(-24)
(2)(-26.54)+(-6.4)+18.54+6.4
(3)-7+13-6+20;
(4)(-
+
-
)×48
(5)2×(-4)+3÷(-5)×
(6)60×
-60×
+60×
.
计算:
(1)12﹣(﹣15)+(﹣23)
(2)3×

(3)﹣23÷8﹣
×(﹣2)2
(4)﹣6×
.
计算
(1)-9+12-3+8
(2)(-1
)+(-
)+(+
)-(+
)
(3)(-3
)÷2
÷(-3
)×(-0.75)
(4)-16-(1-0.5)×
×[2-(-3)2]
试题篮
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