(14/35×4.27+8.54×21/30)÷4.27×25%=_.
问题描述:
(
×4.27+8.54×14 35
)÷4.27×25%=______. 21 30
答
(
×4.27+8.54×14 35
)÷4.27×25%21 30
=(1.708+5.978)÷4.27×25%
=7.686÷4.27×25%
=1.8×25%
=0.45.
故答案为:0.45.