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Topic: NumberClass:4thAge: 9 yearsMedium: English
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Programmed Instructional material
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Objectives
At the end of this module you will be able to-1. To know about numbers2.To know about different types of number.
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Numbers A number is a quantity that tells us how many times
a unit is contained in a given quantity. Therefore, it signifies one or more units, or denotes one or more distinct objects of the same kind.
TYPES OF NUMBERS1. UNIT: A unit denotes a single thing as one
pen ,one pencil etc.2. DIGITS: Digit denotes 1,2,3,..........9 and 0.3. EVEVN NUMBERS: Numbers divisible by 2,
e.g.,2,4,6,8,10 etc.
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4. ODD NUMBERS: odd numbers are not divisible by 2,e.g., 1,3,5,7,9etc.
5. PRIME NUMBER: A natural number , other than 1, is a prime number if it is divisible by 1 and the number itself, e.g., 1,3,5,etc.
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Q1: Which of the following is a prime number?
- 21
- 15
- 17
- 9
B
C
D
A
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Q2: Which of the following is not an even number?
- 9
- 6
- 8
- 22
B
C
D
A
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Q3: The sum of any two even number is always?
- An even number
- Odd number
- Prime number
- None of the above
B
C
D
A
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Q4:101, (?), 121,131,141. Complete the series?
- 201
- 110
- 111
- 151
B
C
D
A
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Q5: 63, 56, 49, (?), 35, 28.Find the missing value?
- 40
- 38
- 45
- 42
B
C
D
A
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Congratulations you have Scored 50 marks!
