Class 3 Maths - BIHAR
Double Century
The chapter 'Double Century' in Bihar Board Class 3 Mathematics introduces young learners to numbers beyond 100 up to 200. Students learn to read, write, and count numbers up to 200, understanding place value with hundreds, tens, and ones. They explore number sequences, comparison of numbers, and simple addition and subtraction involving 3-digit numbers. This chapter is fundamental for building a strong base in arithmetic and place value systems, which are crucial for scoring well in BSEB primary school mathematics examinations.
Start Learning FreeKey Concepts
Understanding 200 (Double Century)
Two hundreds make a double century, written as 200, which comes after 199.
Place Value (Hundreds, Tens, Ones)
In a 3-digit number like 145, 1 is in the hundreds place, 4 in the tens place, and 5 in the ones place.
Number Names up to 200
Learning to spell and write the number names correctly from 101 to 200, such as 150 as 'One hundred fifty'.
Comparing Numbers
Using symbols like greater than (>), less than (<), and equal to (=) to compare 3-digit numbers.
Skipping Counting and Patterns
Counting forward and backward by 2s, 5s, 10s, and 50s within the range of 1 to 200.
Important Formulas
Board Exam Info
In Bihar (BSEB) Class 3 Mathematics exams, this chapter typically carries around 8 to 12 marks. Common question types include writing missing numbers in a sequence, writing number names, identifying place values of underlined digits, and comparing numbers using symbols.
Frequently Asked Questions
What comes after 199 in counting?
The number 200 comes after 199, which is also known as a double century.
How do we write 175 in number names?
It is written as 'One hundred seventy-five'.
Which digit has the greatest place value in 184?
The digit 1 has the greatest place value because it is in the hundreds place (representing 100).
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