问题
解答题
[2008-(8.5×8.5-1.5×1.5)÷10]÷30+3.3.
答案
[2008-(8.5×8.5-1.5×1.5)÷10]÷30+3.3,
=[2008-(72.25-2.25)÷10]÷30+3.3,
=[2008-70÷10]÷30+3.3,
=[2008-7]÷30+3.3,
=2001÷30+3.3,
=66.7+3.3,
=70.
[2008-(8.5×8.5-1.5×1.5)÷10]÷30+3.3.
[2008-(8.5×8.5-1.5×1.5)÷10]÷30+3.3,
=[2008-(72.25-2.25)÷10]÷30+3.3,
=[2008-70÷10]÷30+3.3,
=[2008-7]÷30+3.3,
=2001÷30+3.3,
=66.7+3.3,
=70.