18 in Roman numerals is XVIII. See the conversion explained and download a free XVIII number card for classroom slides and teaching materials.
Original TeachVee diagram · 1600 × 1000 pixels
UNDERSTAND THE IMAGE
18 = XVIII
X is 10, V is 5 and III is 3. Add these parts: 10 + 5 + 3 = 18.
Try it in class
Cover 18 on the card and ask learners to read XVIII.
Explain the conversion: X is 10, V is 5 and III is 3. Add these parts: 10 + 5 + 3 = 18.
Compare two number cards. Which represents the larger number, and how can you tell?
One image, plenty of uses
This is a diagram, not a completed worksheet. Insert the PNG into a slide, resize it in a document, or print it as a teaching visual. Use it in your classroom materials and review it for your learners before use.