(1516-23×118)÷[(3112+4.375)÷1989].-数学

题目简介

(1516-23×118)÷[(3112+4.375)÷1989].-数学

题目详情

(1
5
16
-
2
3
×1
1
8
)÷[(3
1
12
+4.375)÷19
8
9
]
题型:解答题难度:中档来源:不详

答案

(1class="stub"5
16
-class="stub"2
3
×1class="stub"1
8
)÷[(3class="stub"1
12
+4.375)÷19class="stub"8
9
]

=(1class="stub"5
16
-class="stub"3
4
)÷[class="stub"179
24
×class="stub"9
179
],
=class="stub"3
4
÷class="stub"3
8

=2.

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