问题
解答题
计算下列题
|
答案
×(2 3
+3 8
),5 6
=
×2 3
,29 24
=
;29 36
75%×
÷2.5,5 12
=
÷2.5,5 16
=
;1 8
÷5 14
-2 3
×3 7
,5 6
=
-15 28
,5 14
=
;5 28
2
÷(2.2+0.2)+2 5
×6.9,2 3
=2
÷2.4+2 5
×6.9,2 3
=1+4.6,
=5.6;
×0.5+3 4
×3 4
+1 3
×3 4
,1 6
=(0.5+
+1 3
)×1 6
,3 4
=1×
,3 4
=
.3 4