Final answer:
To order the numbers from least to greatest, compare each number to the others and arrange them in ascending order: 1, 2, 2, 2, 3.56, 4.03, 4.21, 9, 12, 17.
Step-by-step explanation:
To order the numbers from least to greatest, you need to compare each number to the others and arrange them in ascending order.
Here is the ordered list:
- 1
- 2
- 2
- 2
- 3.56
- 4.03
- 4.21
- 9
- 12
- 17