把下面各数改写成用“万”或“亿”作单位的数.4500000 = (_)...

2023-01-06

【题目】把下面各数改写成用“万”或“亿”作单位的数.

4500000 = (____________)万               3960000 = (____________)万

70900000000 = (____________)亿           44000000000 = (____________)亿

80000000000 = (____________)亿           5000000000 = (____________)亿

【答案】450    396    709    440    800    50   

【解析】