[填空题] 修约下列数至小数后一位:2.71828(),57.65()
[单选题]修约下列数值至小数后一位:2.71828;57.65,修约后正确答案是()A.3.0;58.0B.2.8:57.7C.2.7;57.6D.3.0;57
[单选题]修约下列数值至小数后一位:2.71828;57.65,修约后正确答案是()。A.3.0;58.0B.2.8;57.7C.2.7;57.6D.3.0;5
[单选题]修约下列数值至小数后一位:2.71828,57.65,修约后正确答案是()。A.3.0,58.0B.2.8,57.7C.2.7,57.6D.3.0,5
[单选题]修约下列数值至小数后一位:2.71828,57.65,修约后正确答案是( )。A.3.0,58.0B.2.8,57.7C.2.7,57.6D.3.0,
[单选题]将数3.14999进行修约,修约后保留一位小数,修约数为( )。A.3.2B.3.15C.3.14D.3.1
[单选题]将数3.14999进行修约,修约后保留一位小数,修约数为()。A.3.2B.3.15C.3.14D.3.1
[单选题]将数3.14999进行修约,修约后保留一位小数,修约数为()。A.3.2B.3.15C.3.14D.3.1
[单选题]将2.718 28和57.65修约至小数点后一位,正确的结果是( )。A.2.7,57.6B.2.7,57.7将2.718 28和57.65修约至小数点后一位,正确的结果是( )。A.2.7,57.6B.2.7,57.7C.2.8,57.6D.2.8,57.7
[单选题]将下列数字修约为一位小数,修约正确的是()。A . 15.4456→15.5B . 3.1500→3.1C . 2.2553→2.2D . 12.2451→12.2