问题
填空题
2.7:4.5化成最简整数比是______:______,比值是______.
答案
(1)2.7:4.5,
=(2.7×
):(4.5×10 9
),10 9
=3:5;
(2)2.7:4.5,
=2.7÷4.5,
=
,3 5
故答案为:3、5;
.3 5
2.7:4.5化成最简整数比是______:______,比值是______.
(1)2.7:4.5,
=(2.7×
):(4.5×10 9
),10 9
=3:5;
(2)2.7:4.5,
=2.7÷4.5,
=
,3 5
故答案为:3、5;
.3 5