78:561.60.0438:64:1218:2725:3101.6:2.40.625:34.-数学
题文
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答案
(1)
=(
=21:20;
=
=
=
(2)
=1.6:0.04, =(1.6÷0.04):(0.04÷0.04), =40:1;
(3)
=(
=3:38, =(3÷3):(48÷3), =1:16;
=
=
=
|
题文
|
答案
(1)
=(
=21:20;
=
=
=
(2)
=1.6:0.04, =(1.6÷0.04):(0.04÷0.04), =40:1;
(3)
=(
=3:38, =(3÷3):(48÷3), =1:16;
=
=
=
|