🕰️ Centuries 📚 Grade 4 ⏱ 6 min
Centuries and Millennia for Kids: Explained
Year, century, millennium — different scales of time, like units, meters, and kilometers in measuring length.
The hierarchy of time
Relationship:
1 century = 100 years
1 millennium = 1000 years = 10 centuries
1 century = 100 years
1 millennium = 1000 years = 10 centuries
Anchoring on place value
Just as a hundred groups ten tens, a century groups a hundred years. A millennium works like the thousands place in large numbers.
Practice
How many centuries in 300 years? (3) How many years in 5 centuries? (500) What century is the year 2024 in? (21st)
FAQ
When should millennium be introduced?
After a solid grasp of century, usually toward the end of elementary school.