问题 解答题
0.25×1.25×4×8               
 2.125×
1
4
+1.875÷4.
答案

(1)0.25×1.25×4×8

=(0.25×4)×(1.25×8)

=1×10

=10;

(2)2.125×

1
4
+1.875÷4

=2.125×

1
4
+1.875×
1
4

=(2.125+1.875)×

1
4

=4×

1
4

=1.

单项选择题
单项选择题