将数据51.25、60.38、40.29、-30.75 进行0.5单位修约,修约到个位数,结果正确的( )。
2023-08-22
A.51.0 60.5 40.5 -31.0
B.51.0 60.0 40.0 -31.0
C.51.0 60.0 40.0 -30.5
D.51.5 60.5 40.0 -31.0
参考答案:A
B.51.0 60.0 40.0 -31.0
C.51.0 60.0 40.0 -30.5
D.51.5 60.5 40.0 -31.0
参考答案:A
相关推荐
热门标签