问题
解答题
|
答案
(1)
×44 9
×3 8 6 11
=
×44 9
×6 11 3 8
=
×8 3 3 8
=1;
(2)5×
+3 4
÷3 4 1 7
=
×(5+7)3 4
=
×123 4
=9;
(3)35×(
-4 7
)2 5
=35×
-35×4 7 2 5
=20-14
=6;
(4)
÷(3-4 5
-4 11
)7 11
=
÷[3-(4 5
+4 11
)]7 11
=
÷[3-1]4 5
=
÷24 5
=
;2 5
(5)(0.75-
)×(3 16
+2 9
)1 3
=
×9 16 5 9
=
;5 16
(6)6÷
-6 7
÷66 7
=7-1 7
=6
.6 7