7.38 × 10^{3} = 7380
7.8 × 10^{3} = 7800
7.08 × 10^{3} = 7080
7.08 × 10^{4} = 70800
7.3 × 10^{4} = 73000
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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