1 Write numbers in words up to \(12\)
2 Write numbers in words up to \(20\)
3 Write numbers in words up to \(199\)
4 Write numbers in words up to \(10,000\)
5 Write numbers in words up to \(100,000\)
1 Roman numerals, \(\mathrm{I},\) \(\mathrm{X},\) and \(\mathrm{C}\)
2 Roman numbers with addition and subtraction up to \(\mathrm{C}\)
