问题 解答题
888
8
9
×1.125
45×0.25+36÷4+
1
4
×19
答案

(1)888

8
9
×1.125,

=(888+

8
9
)×1.125,

=888×1.125+

8
9
×1.125,

=999+1,

=1000;

(2)45×0.25+36÷4+

1
4
×19,

=45×

1
4
+36×
1
4
+
1
4
×19,

=(45+36+19)×

1
4

=120×

1
4

=30.

单项选择题 A1/A2型题
判断题