问题
解答题
计算下面各题.
|
答案
(1)
-4 7
÷5 6 5 3
=
-4 7 1 2
=
;1 14
(2)
×2 9
+3 7
×5 9 3 7
=(
+2 9
)×5 9 3 7
=
×7 9 3 7
=
;1 3
(3)
÷(5 6
+1 12
)1 8
=
÷5 6 5 24
=4;
(4)(
+1 5
-2 3
)×154 15
=
×15+1 5
×15-2 3
×154 15
=3+10-12
=1;
(5)(
+13 14
)÷5 7 13 14
=
×13 14
+14 13
×5 7 14 13
=1+10 13
=1
;10 13
(6)
÷8 9
×5 6 3 16
=
×8 9
÷3 16 5 6
=
÷1 6 5 6
=
.1 5