Class 3 Maths - PUNJAB

Double Century

The chapter 'Double Century' in Punjab (PSEB) Class 3 Mathematics helps students cross the number 100 and learn numbers up to 200. Students will learn how to read, write, count, and compare numbers from 100 to 200. This chapter builds a strong foundation for understanding place value (hundreds, tens, and ones) and addition or subtraction with larger numbers. It is very important for board exam preparation as it tests basic number sense, missing number sequences, and simple place value questions, which frequently appear in term exams.

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Key Concepts

Understanding 200 (Double Century)

A century is 100, so a double century means two hundreds, which is written as 200.

Place Value (Hundreds, Tens, Ones)

In a 3-digit number like 145, the first digit '1' stands for 1 hundred, '4' stands for 4 tens, and '5' stands for 5 ones.

Number Names up to 200

Learning how to spell and write numbers in words from 101 (One hundred one) to 200 (Two hundred).

Before, After, and Between Numbers

Finding which number comes right before, after, or between any given numbers up to 200.

Comparing Numbers

Using signs like greater than (>), less than (<), or equal to (=) to compare 3-digit numbers.

Important Formulas

1 Hundred = 10 Tens = 100 Ones
2 Hundreds = 20 Tens = 200 Ones
Number Name: 150 = One hundred fifty

Board Exam Info

In the Punjab (PSEB) Class 3 Mathematics exam, this chapter typically carries around 5 to 8 marks. Common question types include writing number names, filling in missing numbers in a sequence, identifying place values of underlined digits, and comparing numbers using symbols like <, >, or =.

Frequently Asked Questions

What comes after 199?

The number that comes after 199 is 200, which is a double century.

How do we write 135 in words?

135 is written in words as 'One hundred thirty-five'.

In the number 178, what is the place value of 7?

The place value of 7 is 70 (or 7 tens) because it is in the tens place.

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