问题 解答题
300-6930÷63
12.5×1.6-13.6
1.85×
3
10
+
7
10
×1.85
答案

(1)300-6930÷63,

=300-110,

=190;

(2)12.5×1.6-13.6,

=20-13.6,

=6.4;

(3)1.85×

3
10
+
7
10
×1.85,

=1.85×(

3
10
+
7
10
),

=1.85×1,

=1.85.

单项选择题
单项选择题