问题
解答题
|
答案
(1)
×9 16
×1 3 4 5
=
×3 16 4 5
=3 20
(2)36×(
-1 4
)2 9
=36×
-1 4
×362 9
=9-8
=1
(3)1÷(
+1 6
)2 3
=1÷5 6
=6 5
(4)
÷7 9
+8 11
×4 9 11 8
=
×7 9
+11 8
×4 9 11 8
=(
+7 9
)×4 9 11 8
=
×11 9 11 8
=121 72
(5)
×0.125÷5 6 7 24
=
×5 6
×1 8 24 7
=5 14
(6)
÷[(1 2
+1 3
)÷1 4
]7 5
=
÷[1 2
×7 12
]5 7
=
÷1 2 5 12
=
×1 2 12 5
=6 5