Basic 4Mathematics17 min

Roman Numerals to XXX

Reading Roman numerals on a classroom clock and market stall labels.

Build Roman numerals from I, V, and X.

A class finds old labels written with Roman numerals. Decode the labels, then write new ones up to XXX.

Roman Numerals to XXX illustration

Reading Roman numerals on a classroom clock and market stall labels.

Convert XXIV to a Hindu-Arabic numeral.

  1. XX means 20. IV means one before five, so it means 4.
  2. Put the parts together: XXIV = 20 + 4 = 24.