问题
解答题
怎样简便就怎样算.
|
答案
(1)
×5 8
+1 4
÷1 4
+25%,3 8
=
×5 8
+1 4
×1 4
+8 3
,1 4
=(
+5 8
+1)×8 3
,1 4
=
×103 24
,1 4
=
;103 96
(2)
+(15 16
-7 16
)÷50%,1 4
=
+15 16
÷50%,3 16
=
+15 16
,3 32
=
;33 32
(3)
×25%÷1 8
×25%,1 8
=(
÷1 8
)×(25%×25%),1 8
=1×0.0625,
=0.0625.