问题
解答题
求比值. (1)1:
(2)36:4 (3)0.7:0.8. |
答案
(1)(1)1:
,1 4
=1÷
,1 4
=4;
(2)36:4,
=36÷4,
=9;
(3)0.7:0.8,
=0.7÷0.8,
=
.7 8
求比值. (1)1:
(2)36:4 (3)0.7:0.8. |
(1)(1)1:
,1 4
=1÷
,1 4
=4;
(2)36:4,
=36÷4,
=9;
(3)0.7:0.8,
=0.7÷0.8,
=
.7 8