(1)88-16×5+78(2)2.4×1.5+4.5÷0.75(3)16+27÷37(4)35÷[311×(0.4+13)].-数学

题目简介

(1)88-16×5+78(2)2.4×1.5+4.5÷0.75(3)16+27÷37(4)35÷[311×(0.4+13)].-数学

题目详情

(1)88-16×5+78(2)2.4×1.5+4.5÷0.75
(3)
1
6
+
2
7
÷
3
7
(4)
3
5
÷[
3
11
×(0.4+
1
3
)].
题型:解答题难度:中档来源:不详

答案

(1)88-16×5+78,
=88-80+78,
=8+78,
=86;

(2)2.4×1.5+4.5÷0.75,
=3.6+6,
=9.6;

(3)class="stub"1
6
+class="stub"2
7
÷class="stub"3
7

=class="stub"1
6
+class="stub"2
3

=class="stub"5
6


(4)class="stub"3
5
÷[class="stub"3
11
×(0.4+class="stub"1
3
)],
=class="stub"3
5
÷[class="stub"3
11
×class="stub"11
15
],
=class="stub"3
5
÷class="stub"1
5

=3.

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