(1)2865+1495÷23(2)5.4×(8.5-0.25)(3)511×[﹙25﹢13﹚÷56].-数学

题目简介

(1)2865+1495÷23(2)5.4×(8.5-0.25)(3)511×[﹙25﹢13﹚÷56].-数学

题目详情

(1)2865+1495÷23
(2)5.4×(8.5-0.25)
(3)
5
11
×[﹙
2
5
1
3
﹚÷
5
6
].
题型:解答题难度:中档来源:不详

答案

(1)2865+1495÷23,
=2865+65,
=2930;

(2)5.4×(8.5-0.25),
=5.4×8.25,
=44.55;

(3)class="stub"5
11
×[﹙class="stub"2
5
class="stub"1
3
﹚÷class="stub"5
6
],
=class="stub"5
11
×[class="stub"11
15
÷class="stub"5
6
],
=class="stub"5
11
×class="stub"11
15
×class="stub"6
5

=class="stub"1
3
×class="stub"6
5

=class="stub"2
5

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