Class 3 Maths - HARYANA
House of Hundreds – II
The chapter 'House of Hundreds – II' in Class 3 Mathematics for the Haryana Board (BSEH) builds upon basic counting by introducing students to three-digit numbers up to 999. Children learn how to read, write, and expand numbers based on hundreds, tens, and units (ones). This chapter strengthens foundational place value concepts, number comparison (greater than, less than, and equal to), and ordering of numbers. Mastering these skills is essential for young learners as it sets the stepping stone for addition, subtraction, and advanced arithmetic operations tested frequently in school examinations.
Start Learning FreeKey Concepts
Three-Digit Numbers
Numbers that have three digits, ranging from 100 to 999, where the first digit represents hundreds.
Place Value of Hundreds
The value of a digit based on its position in a number, specifically the third position from the right.
Expanded Form
Writing a number by showing the value of each digit, such as 345 = 300 + 40 + 5.
Comparing Numbers
Using symbols like greater than (>), less than (<), and equal to (=) to compare three-digit numbers starting from the hundreds place.
Ascending and Descending Order
Arranging numbers from smallest to largest (ascending) or largest to smallest (descending).
Important Formulas
Board Exam Info
In the Haryana (BSEH) Class 3 Mathematics examinations, this chapter typically carries around 6 to 8 marks. Common question types include writing number names, expanding numbers, filling in missing numbers in sequences, and comparing numbers using symbols like >, <, or =.
Frequently Asked Questions
What comes after 99 in counting?
After 99 comes 100, which is the first three-digit number and the start of the 'House of Hundreds'.
How do we compare two 3-digit numbers?
First compare the digits in the hundreds place. If they are the same, compare the tens place, and then the ones place.
What is the expanded form of 427?
The expanded form of 427 is 400 + 20 + 7.
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