问题 解答题
直接写得数.
29×72+71×72=
7.2÷0.8=
1
3
-
1
4
=
1298-567=
1.25×19×0.8=
2
3
×
1
6
=
13×80%=368+285=
10.75-(0.75+3.4)=90×60%=
答案

29×72+71×72=72007.2÷0.8=9
1
3
-
1
4
=
1
12
1298-567=731
1.25×19×0.8=19
2
3
×
1
6
=
1
9
13×80%=10.4368+285=653
10.75-(0.75+3.4)=6.690×60%=54.

单项选择题
单项选择题