**6,329,451, to the nearest hundred thousand,9,583,507,to the nearest thousandth,93,487,991 to the nearest hundredth thousandth,4,540,597,to the nearest million,0.38 to the nearest tenth,and 6.849 to the nearest hundredth.**

**Answer:**

a) 6,300,000 b)9,584,000 c) 93,500,000 d) 5,000,000 e) .4 f.) 6.850