问题
填空题
在横线里填上合适的数.
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答案
(1)3□5420≈37万,
可知37万是用“五入”法取的近似值,所以万位□中可填6;
(2)6□3999999≈6亿,
可知6亿是用“四舍”法取的近似值,也就是尾数最高位千万位上的数不满5,
所以千万位□中可填4、3、2、1、0.
故答案为:6;0~4.
在横线里填上合适的数.
|
(1)3□5420≈37万,
可知37万是用“五入”法取的近似值,所以万位□中可填6;
(2)6□3999999≈6亿,
可知6亿是用“四舍”法取的近似值,也就是尾数最高位千万位上的数不满5,
所以千万位□中可填4、3、2、1、0.
故答案为:6;0~4.
改错。找出划线部分错误的一项,并且在题后横线上改正。 | |
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