问题
解答题
计算9
|
答案
9
×425+4.25÷2 5
,1 60
=9.4×425+4.25×60,
=940×4.25+60×4.25,
=(940+60)×4.25,
=1000×4.25,
=4250.
计算9
|
9
×425+4.25÷2 5
,1 60
=9.4×425+4.25×60,
=940×4.25+60×4.25,
=(940+60)×4.25,
=1000×4.25,
=4250.