问题
填空题
计算:(0.5+0.25+0.125)÷(0.5×0.25×0.125)×
|
答案
(0.5+0.25+0.125)÷(0.5×0.25×0.125)×
,
×7 18
+9 2 1 6 12
-1 6
×15 4 6 5
=(
+1 2
+1 4
)÷(1 8
×1 2
×1 4
)×1 8
,
+7 4 1 6 12
-1 6 9 2
=
×64×7 8
,23 12 23 3
=56×
,1 4
=14.
故答案为:14.