问题
解答题
求下面各比的比值. (1)24:36 (2)
(3)7.5:4 (4)
|
答案
(1)24:36
=24÷36
=
;2 3
(2)
:21 9 7 12
=
÷21 9 7 12
=
×21 9 12 7
=4;
(3)7.5:4
=7.5÷4
=
;15 8
(4)
:501 4
=
÷501 4
=
.1 200
求下面各比的比值. (1)24:36 (2)
(3)7.5:4 (4)
|
(1)24:36
=24÷36
=
;2 3
(2)
:21 9 7 12
=
÷21 9 7 12
=
×21 9 12 7
=4;
(3)7.5:4
=7.5÷4
=
;15 8
(4)
:501 4
=
÷501 4
=
.1 200