计算下列各题,能简便的要用简便方法.28-23-7335×56÷29712÷78-57×2524×(13-14+16)16×35+56×35.-数学

题目简介

计算下列各题,能简便的要用简便方法.28-23-7335×56÷29712÷78-57×2524×(13-14+16)16×35+56×35.-数学

题目详情

计算下列各题,能简便的要用简便方法.
28-
2
3
-
7
3

3
5
×
5
6
÷
2
9

7
12
÷
7
8
-
5
7
×
2
5
24×(
1
3
-
1
4
+
1
6
)
1
6
×35+
5
6
×35
题型:解答题难度:中档来源:不详

答案

(1)28-class="stub"2
3
-class="stub"7
3

=28-(class="stub"2
3
+class="stub"7
3
),
=28-3,
=25;

(2)class="stub"3
5
×class="stub"5
6
÷class="stub"2
9

=class="stub"3
5
×class="stub"5
6
×class="stub"9
2

=class="stub"9
4


(3)class="stub"7
12
÷class="stub"7
8
-class="stub"5
7
×class="stub"2
5

=class="stub"2
3
-class="stub"2
7

=class="stub"8
21


(4)24×(class="stub"1
3
-class="stub"1
4
+class="stub"1
6
),
=24×class="stub"1
3
-24×class="stub"1
4
+24×class="stub"1
6

=8-6+4,
=6;

(5)class="stub"1
6
×35+class="stub"5
6
×35

=(class="stub"1
6
+class="stub"5
6
)×35,
=1×35,
=35.

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