How do you write the following expanded number in standard notation?
10,000,000 + 500,000 + 3,000 + 90 + 7
10,503,970
10,503,097
1,503,097
10,053,097
10,000,000 + 500,000 + 3,000 + 90 + 7
10,503,970
10,503,097
1,503,097
10,053,097