NUM012 · Numbers & number systems · Classes 2–5
Place Value
The value of a digit depends on its place. In base ten, each place is ten times the place to its right: ones, tens, hundreds.
H T OPlace Value
📐 Formula
n = 100 × hundreds + 10 × tens + ones
✏️ Worked example
439 = 4 hundreds + 3 tens + 9 ones = 400 + 30 + 9.
🌍 Where it is used
Reading prices, counting money in ₹100, ₹10 and ₹1 notes and coins.
❓ Quick check
In 572, what is the value of 7?
🏋️ Practice
EasyHow many tens are in 58?
Answer: 5
MediumWrite 600 + 4 as a number.
Answer: 604
ChallengeWhich number has 3 hundreds, 0 tens and 12 ones?
Answer: 312