问题
解答题
求比值:
|
答案
(1)
:3 7
,19 21
=
÷3 7
,19 21
=
;9 19
(2)0.11:22,
=0.11÷22,
=
;1 200
(3)0:0.875,
=0÷0.875,
=0;
(4)0.28:0.016,
=0.28÷0.016,
=
.35 2
求比值:
|
(1)
:3 7
,19 21
=
÷3 7
,19 21
=
;9 19
(2)0.11:22,
=0.11÷22,
=
;1 200
(3)0:0.875,
=0÷0.875,
=0;
(4)0.28:0.016,
=0.28÷0.016,
=
.35 2