简算76×101-7658+39+42+614×39×2.5(25×15)×425×42×4125×323.6×97+3.6×34×25+16×2536×45+36×56-3668×10264×15-14×15167+289+3325×64×125378+525+750.4×25×1.6×255×289×2-数学

411;

(26)1-
1
6
-
1
6

=1-(
1
6
+
1
6
),
=1-
1
3

=
2
3


(27)
3
4
+
1
4
+
1
4

=(
3
4
+
1
4
)+
1
4

=1+
1
4

=1
1
4


(28)
8
9
+
5
6
-
1
9

=(
8
9
-
1
9
)+
5
6

=
7
9
+
5
6

=
29
18


(29)1-
3
6
-
1
6

=1-(
3
6
+
1
6
),
=1-
2
3

=
1
3

据专家权威分析,试题“简算76×101-7658+39+42+614×39×2.5(25×15)×425×42×4125×323.6×..”主要考查你对  运算定律和简便算法  等考点的理解。关于这些考点的“档案”如下: