Page 22 - Math Skill - 5
P. 22
20 Maths
MIND MAP
Writing Numbers Large Numbers Numeration
STANDARD FORM INDIAN INTERNATIONAL
6583471 65,83,471 Ones Ones
Tens Tens
WORDS FORM
33,333 Thirty three thousand Hundreds Hundreds
three hundred thirty three Thousands Thousands
Ten thousands Ten thousands
EXPANDED FORM
5672 5000 + 600 + 70 + 2 Lakhs Hundred thousands
Ten lakhs Millions
Crores Ten millions
Ten crores Hundred millions
Comparing Numbers
Value
ASCENDING ORDER
From smallest to greatest
e.g. 55, 101, 37, 12
12 > 37 > 55 > 101 PLACE VALUE FACE VALUE
e.g. place value of e.g. face value of
5 in 9576 is 500 7 in 6790 is 7
DESCENDING ORDER
From greatest to smallest
e.g. 55, 101, 37, 12 Relation
101 > 55 > 37 > 12
Place Value = Face value × Position
Rememberable Points value of that digit
� 1 lakh = 100 thousands � 10 crores = 100 millions
� 10 lakhs = 1 million � 100 crores = 1 billion Successor Number + 1
� 1 crore = 10 millions Predecessor Number – 1