4.06 × 10^{6} = 4060000
4.06 × 10^{7} = 40600000
4.2 × 10^{7} = 42000000
4.26 × 10^{6} = 4260000
4.6 × 10^{6} = 4600000
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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