答案
解:(1)原式=16+25-24-32=41-56=-15;
(2)原式=(
-
+
)×(-24)=(-24)×
-(-24)×
+(-24)×
=-4+3-2=-3;
(3)原式=-
×
×
=-4;
(4)原式=-5×6×10×8=-2400;
(5)原式=-27-(-27)=-27+27=0;
(6)原式=-5+(-27)÷(-4)=-5+
=
;
(7)原式=-16+16-1×
×
=-16+16-
=-
.
解:(1)原式=16+25-24-32=41-56=-15;
(2)原式=(
-
+
)×(-24)=(-24)×
-(-24)×
+(-24)×
=-4+3-2=-3;
(3)原式=-
×
×
=-4;
(4)原式=-5×6×10×8=-2400;
(5)原式=-27-(-27)=-27+27=0;
(6)原式=-5+(-27)÷(-4)=-5+
=
;
(7)原式=-16+16-1×
×
=-16+16-
=-
.