1. Complete :
In 500 500 , the value of 5 in the hundred thousand place is ______ times the value of
5 in the hundred place .
2. What number is four hundred thousand more than 42 009 ? ______
3. Complete : 5700000 , 5850000 , 5900000
點解答案會是 : 6,050,000 , 6,100,000