简算1.05×(3.8-0.8)÷6.3429×[1-(34-38)]25÷(817÷13+113×917)-六年级数学

题目简介

简算1.05×(3.8-0.8)÷6.3429×[1-(34-38)]25÷(817÷13+113×917)-六年级数学

题目详情

简算
1.05×(3.8-0.8)÷6.3

4
29
×[1-(
3
4
-
3
8
)]

2
5
÷(
8
17
÷13+
1
13
×
9
17
题型:解答题难度:中档来源:不详

答案

(1)1.05×(3.8-0.8)÷6.3
=1.05×3÷6.3
=3.15÷6.3
=0.5

(2)class="stub"4
29
×[1-(class="stub"3
4
-class="stub"3
8
)]
=class="stub"4
29
×(1-class="stub"3
8

=class="stub"4
29
×class="stub"5
8

=class="stub"5
58


(3)class="stub"2
5
÷(class="stub"8
17
÷13+class="stub"1
13
×class="stub"9
17

=class="stub"2
5
÷[class="stub"1
13
×(class="stub"8
17
+class="stub"9
17
)]
=class="stub"2
5
÷class="stub"1
13

=class="stub"2
5
×13
=class="stub"26
5

更多内容推荐