问题
填空题
5.23×1.2的积有______位小数;0.6475保留两位小数是______.
答案
(1)5.23×1.2=6.276,积有3位小数;
(2)0.6475≈0.65;
故答案为:3,0.65.
5.23×1.2的积有______位小数;0.6475保留两位小数是______.
(1)5.23×1.2=6.276,积有3位小数;
(2)0.6475≈0.65;
故答案为:3,0.65.