计算下面各题,能用简便算法的用简便算法.1740-1632÷16×170.36×73-63×0.36910×53+910÷3[(35-13)÷45]×78.-数学

题目简介

计算下面各题,能用简便算法的用简便算法.1740-1632÷16×170.36×73-63×0.36910×53+910÷3[(35-13)÷45]×78.-数学

题目详情

计算下面各题,能用简便算法的用简便算法.
1740-1632÷16×17
0.36×73-63×0.36
9
10
×
5
3
+
9
10
÷3
[(
3
5
-
1
3
)÷
4
5
7
8
题型:解答题难度:中档来源:不详

答案

(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)class="stub"9
10
×class="stub"5
3
+class="stub"9
10
÷3,
=class="stub"9
10
×class="stub"5
3
+class="stub"9
10
×class="stub"1
3

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


(4)[(class="stub"3
5
-class="stub"1
3
)÷class="stub"4
5
class="stub"7
8

=[(class="stub"3
5
-class="stub"1
3
)×class="stub"5
4
class="stub"7
8

=[class="stub"3
5
×class="stub"5
4
-class="stub"1
3
×class="stub"5
4
class="stub"7
8

=[class="stub"3
4
-class="stub"5
12
class="stub"7
8

=class="stub"1
3
×class="stub"7
8

=class="stub"7
24

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