I need help understanding this. Write each of the following base three numerals in expanded notation.
- $22_3$
- $212_3$
- $12110_3$
2026-04-09 11:13:46.1775733226
Base three numbers and expanded form
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Surely this means to expand them into base ten ...
So 22 in base three is actually 8 in base ten (this is 2 + (2*3)). 212 in base three is actually 14 in base ten (this is 2 + 1*3 + 2*9). 12110 in base three is actually 147 in base ten.