计算:(1)×37 (2)2004×
计算: (1)73×
(2) 166
÷41
(1)×39 +
×25 +
×
(2)1×(2
-
)+ 15
÷
计算:(1)2000÷2000 (2)
计算:3×25
+ 37.9×6
计算:(9+7
)÷(
+
)
(1)×8 (2)75×
(1)64×
(2) 54
÷17
(1)×39 +
×27
(2)18.25×11 - 17
÷ (1 -
)
(1)238÷238 (2)
128×10
+ 71
×