(2094/95×1.65−2094/95+7/20×2094/95)×47.5×0.8×2.5+10÷5.

问题描述:

(20

94
95
×1.65−20
94
95
+
7
20
×20
94
95
)×47.5×0.8×2.5+10÷5.

(20

94
95
×1.65-20
94
95
+
7
20
×20
94
95
)×47.5×0.8×2.5+10÷5,
=(1.65-1+0.35)×20
94
95
×47.5×2×0.4×2.5+2,
=1×
1994
95
×(47.5×2)×(0.4×2.5)+2,
=
1994
95
×95×1+2,
=1994+2,
=1996.