8.36 × 106 = 8360000
830000000 = 830000000
8.3 × 107 = 83000000
8060000 = 8060000
8.06 × 107 = 80600000
8.66 × 108 = 866000000
8300000 = 8300000
8.6 × 106 = 8600000
86000000 = 86000000
8.63 × 108 = 863000000
There are more activities on the more general topic of Indices and some particularly useful links can be found below:
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Level 1 - Five numbers to sort, all with positive powers of 10
Level 2 - Ten numbers to sort, all with positive powers of 10
Level 3 - Ten numbers to sort, all with negative powers of 10
Level 4 - Ten mixed numbers to sort, all greater than 1
Level 5 - Ten mixed numbers to sort, all less than 1