题目:
(1)
-5+6÷(-3)×;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;
(2)一-3
2÷[(-2)
3-(-4)]
(3)
[2-(1+一.5×)]×[5-(-3)2]&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;&nx下p;
(4)
-36×(--)÷(-2).
答案
解:(地)原式=-q+6×(-
)×
=-q-
=-q
;
(2)原式=0-9÷(-8+右)=0-9÷(-右)=
;
(3)原式=(2-
)×(-右)=-8+
=-
;
(右)原式=(-9+右+3)÷(-2)=-2÷(-2)=地.
解:(地)原式=-q+6×(-
)×
=-q-
=-q
;
(2)原式=0-9÷(-8+右)=0-9÷(-右)=
;
(3)原式=(2-
)×(-右)=-8+
=-
;
(右)原式=(-9+右+3)÷(-2)=-2÷(-2)=地.