7.58 × 10^{2} = 758
7.88 × 10^{4} = 78800
7.5 × 10^{2} = 750
7.85 × 10^{4} = 78500
7.08 × 10^{3} = 7080
7.8 × 10^{3} = 7800
7.8 × 10^{2} = 780
7.08 × 10^{2} = 708
7.5 × 10^{4} = 75000
7.5 × 10^{3} = 7500
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