计算下面各题,能用简便算法的用简便算法.1740-1632÷16×17 0.36×73-63×0.36910×53+910÷3[(35-13

2024-11-22 19:15:52
推荐回答(1个)
回答(1):

(1)1740-1632÷16×17,
=1740-102×17,
=1740-1734,
=6;

(2)0.36×73-63×0.36,
=(73-63)×0.36,
=10×0.36,
=3.6;

(3)

9
10
×
5
3
+
9
10
÷3,
=
9
10
×
5
3
+
9
10
×
1
3

=
9
10
×(
5
3
+
1
3
),
=
9
10
×2,
=
9
5


(4)[(
3
5
-
1
3
)÷
4
5
7
8

=[(
3
5
-
1
3
)×
5
4
7
8

=[
3
5
×
5
4
-
1
3
×
5
4
7
8

=[
3
4
-
5
12
7
8

=
1
3
×
7
8