问题
解答题
6-(
[1-(
99%+91×(
|
答案
(1)
÷7+7÷1 7 1 7
=
+49,1 49
=49
;1 49
(2)6-(
÷2+3)1 7
=6-(
+3),1 14
=6-3
,1 14
=2
;13 14
(3)
×88+3 4
÷1 4 1 88
=
×88+3 4
,1 4
=(
+3 4
)×88,1 4
=1×88,
=88;
(4)[1-(
+3 4
)]×1 12 3 2
=[1-
]×5 6
,3 2
=
×1 6
,3 2
=
;1 4
(5)99%+91×(
-2 13
)1 7
=99%+91×
-91×2 13
,1 7
=0.99+14-13,
=1.99.