Could you tell me _________the book?
Sure, I bought it online.( )
why you bought
when you bought
where you bought
how much you paid for
把一个小数保留两位小数,表示精确到() A.十分位 B.百分位 C.千分位
59.9954精确到百分位是()
近似数5.39的三位小数一共有()个. A.1 B.9 C.10
一个三位小数,保留二位小数得到近似数是1.37,原来的数可能是() A.1.364 B.1.374 C.1.375
把9.95改写成保留一位小数的近似值是() A.9.9 B.10.0 C.10