Chapter 4: Counting in Tens

Place value of tens and ones, writing 2-digit numbers, number expansion.

0/3 topics

📖3Topics

📐2Formulas

🔬0Experiments

🎬0Videos

🔑6Key Terms

💡4Quick Facts

📘 About this chapter

Place value of tens and ones, writing 2-digit numbers, number expansion.

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Learning Objectives

By end of this chapter you will:

Understand Tens and Ones and Place Value Chart

Apply 2 key formulas

Define: Tens, Ones, Place value

Solve NCERT exercises confidently

🔗 Prerequisites

📌Polynomials, Coordinate Geometry

📊 Chapter Stats

Difficulty🌱 Beginner

Est. Time30 min

Topics3

Formulas2

Experiments0

Progress0%

💡 Did You Know?

✦The smallest 2-digit number is 10

✦The largest 2-digit number is 99

✦Place value depends on where a digit is placed

✦10 ones = 1 ten

🔑 Key Terms(click any term for AI explanation)