> 数学 >
13
4
19
+86
15
19
×0.25+0.625×86
15
19
+86
15
19
×0.125=______.
人气:276 ℃ 时间:2019-10-23 23:39:29
解答
13
4
19
+86
15
19
×0.25+0.625×86
15
19
+86
15
19
×0.125,
=13
4
19
+86
15
19
×(0.25+0.625+0.125),
=13
4
19
+86
15
19
×1,
=(13+86)+(
4
19
+
15
19
),
=99+1,
=100;
故答案为:100.
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