单项选择题
A.11B.10C.12D.9
将1369修约到“百”位数()A.1300B.1400C.1370D.1360
单项选择题将1369修约到“百”位数()
A.1300B.1400C.1370D.1360
将13.1498修约到一位小数()A.13.2B.13.1C.13.0D.13.3
单项选择题将13.1498修约到一位小数()
A.13.2B.13.1C.13.0D.13.3
将15.1499修约到个位数()A.15B.14C.16D.15.1
单项选择题将15.1499修约到个位数()
A.15B.14C.16D.15.1