(1)0.125×7.37+
×3.63-12.5×0.1(2)1
×(2
-
)+
÷
(3)

(4)
:解:(1)0.125×7.37+
×3.63-12.5×0.1,=0.125×(7.37+3.63-10),
=0.125×1,
=0.125;
(2)1
×(2
-
)+
÷
,=
×
+
×
,=
×(
),=
×
,=3.5;
(3))
,=(
-
+26×
)×
,=(6-1+32)×
,=37×
,=0.5;
(4)
,=246×
,=246×
,=690.
分析:(1)、(2)、(3)运用乘法分配律解答,
(4)化345345345345=345×1001001001,123123123123=123×1001001001解答.
点评:在计算题中正确的运用简便算法可以使计算更简单.