What is the equivalent value of the following:
1. 4,000,000 = _______________________ hundreds
2.    390,000 = _______________________ thousands
3. 5,900,000 = _______________________ tens
4.          8,760= _______________________ ones
5. 5, 090,000= _______________________ thousands
6. 6, 950,000= _______________________ hundreds