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G4.large Number Note 1-1

The document covers the topic of large numbers, focusing on reading and writing 5-digit and 6-digit numbers in the Indian place value system. It includes lessons on number comparison, forming greatest and smallest numbers, rounding off, and the use of Roman numerals. Additionally, it provides tasks and assessments to reinforce understanding of these concepts.

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katheeja fouzer
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60 views14 pages

G4.large Number Note 1-1

The document covers the topic of large numbers, focusing on reading and writing 5-digit and 6-digit numbers in the Indian place value system. It includes lessons on number comparison, forming greatest and smallest numbers, rounding off, and the use of Roman numerals. Additionally, it provides tasks and assessments to reinforce understanding of these concepts.

Uploaded by

katheeja fouzer
Copyright
© © All Rights Reserved
We take content rights seriously. If you suspect this is your content, claim it here.
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Download as PDF, TXT or read online on Scribd
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• Subject: Mathematics

• Chapter : Large numbers


• Topic: Read and write 5-digit and 6 digit numbers .
Term overview
• Large numbers
• Addition
• Subtraction
• Multiplication
• Division (Decimals)
• Data handling (line graph ,Pie chart)
• Symmetry and pattern
Chapter 1: Large numbers
Lesson overview
• Reading and writing 5 digit and 6 digit numbers
• Successor and predecessor
• Comparison of numbers
• Forming greatest and smallest numbers.
• Rounding off to the nearest tens ,hundreds and thousands.
• Indian and international place value system
• Roman numerals
WALT:
• To analyze and interpret the structure of 5-digit
and 6-digit numbers in Indian place value
system.
KEYWORDS:
• Place value
• Ones
• Tens
• Hundreds
• Thousands
• Ten thousands
• Lakh
TASK1: Show the given numbers 64518 and 501608 in indian place
value chart.
SOLUTION:

6 4 5 1 8

5 0 1 6 0 8
TASK 2:

The digits of a number are 6, 3, 4, 7, 2. If the number is


sixty-three thousand four hundred seventy-two, how
should it be written with commas?
Solution:
If the number is sixty-three thousand four hundred seventy-two is
written as 63,472.
Task 3:
• Create a 6-digit number name that includes a zero in the thousands
place in Indian place value system, and explain how it should be
correctly written using commas.

• EFT:
Imagine someone wrote the number “Seven lakh five hundred twenty”
as 70,5200. What do you think went wrong.
• Solution (Answer vary)
Number Name (Indian System):
• Five lakh twenty thousand two hundred thirty-one = 5,20,231

5 2 0 2 3 1
AQAD :
The number whose digit at the Tens place is 4 , ones place is
3 more than 2, Thousands place is 5 less than 8 Hundreds
place is between 6 and 8.

a) 5473 b) 3745 c) 4288 d) 4356


Peer Assessment:
1)In the number 6,30,214, what is the place value of the digit 3?
2) How many digits are there in the lakh period of the number
7,14,506? Name them.
3) If the digit in the thousands place of 1,78,293 is changed to 6, what
will the new number be?
4) Write the number 4,25,319 in its expanded form using the Indian
place value system.
Home Connect
• Create a small list of 5-digit and 6-digit numbers that are meaningful
to your family (e.g., vehicle number, PIN code, salary figure,
savings). How would you read and write using the Indian place value
system ?

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