Class 3 Maths - TAMILNADU
House of Hundreds – II
The chapter House of Hundreds – II in Tamil Nadu Samacheer Kalvi Class 3 Mathematics builds upon students' understanding of three-digit numbers. It teaches children how to read, write, compare, and place numbers up to 999 on the place value chart. Students learn to break down numbers into hundreds, tens, and units, which forms the foundation for future addition and subtraction. This chapter matters greatly for school assessments as it tests basic number sense, abacus representation, and number naming, which carry significant weight in term examinations.
Start Learning FreeKey Concepts
Three-Digit Numbers
Numbers from 100 to 999 that have three digits representing hundreds, tens, and ones.
Place Value
The value of a digit based on its position in a number, such as Hundreds, Tens, and Ones.
Abacus Representation
Using beads on spikes to show the exact number of hundreds, tens, and ones.
Number Names
Writing three-digit numbers in words by reading the hundreds, tens, and units together.
Expanded Form
Writing a number as the sum of its hundreds, tens, and ones values, like 345 = 300 + 40 + 5.
Important Formulas
Board Exam Info
In Tamil Nadu Samacheer Kalvi Class 3 Mathematics examinations, this chapter typically carries around 10 to 15 marks. Common question types include writing number names, drawing beads on an abacus, finding the place value of underlined digits, and writing numbers in expanded form.
Frequently Asked Questions
How do we write the number name for 506?
It is written as Five hundred six, keeping in mind that there are no tens.
What is the place value of 7 in 742?
The place value of 7 is 7 hundreds or 700.
How many tens make one hundred?
10 tens make one hundred.
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