问题
解答题
|
答案
(1)12-14×5÷35
=12-14×
,1 7
=12-2,
=10;
(2)0.125×16×2.5
=0.125×4×4×2.5,
=(0.125×4)×(4×2.5),
=0.5×10,
=5;
(3)(1.2+4.8÷0.6)-0.2
=(1.2+8)-0.2,
=9.2-0.2,
=9;
(4)
×2 5
+1 7
×3 5 1 7
=(
+2 5
)×3 5
,1 7
=1×
;1 7
=
;1 7
(5)(1-
×0.5)÷118 15
=(1-
×8 15
)÷11,1 2
=(1-
)÷11,4 15
=
×11 15
,1 11
=
;1 15
(6)
÷[1-(5 6
+3 4
)]1 12
=
÷[1-5 6
],5 6
=
÷5 6
,1 6
=
×6,5 6
=5.