All lessonsAges 7–9

Place Value

Ones, tens, hundreds — how digits get their value.

Each digit has a place

In 423, the 4 is hundreds, the 2 is tens, the 3 is ones.

Why it matters

Place value lets us write huge numbers using only 10 digits (0–9).

Read it out

423 → four hundred twenty-three.

Ready to practice?

Play a related game