9.49 × 10^{6} = 9490000
9.9 × 10^{6} = 9900000
9.4 × 10^{7} = 94000000
9.09 × 10^{7} = 90900000
9.09 × 10^{6} = 9090000
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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