问题
解答题
|
答案
(1)9
-14 11
-41 3 2 3
=9
-(14 11
+41 3
)2 3
=9
-64 11
=3
;4 11
(2)
×2 3
+4 15
×2 3 11 15
=
×(2 3
+4 15
)11 15
=
×12 3
=
;2 3
(3)(5.52÷0.6-8.6)×1.5
=(9.2-8.6)×1.5
=0.6×1.5
=0.9;
(4)
-3 4
×(2 3
-5 8
)1 2
=
-3 4
×2 3 1 8
=
-3 4 1 12
=
;2 3
(5)(6
-51 2
)×(7-43 10
)1 3
=
×6 5 8 3
=
;16 5
(6)
÷[(1 5
+1 6
)×5 18
]3 5
=
÷[1 5
×4 9
]3 5
=
÷1 5 4 15
=
.3 4