# Even and Odd Numbers

Even Numbers

All numbers divisible by 2 are considered even numbers.

Example: 2, 8, 500, etc.

Property evenness is applicable in the entire integral number line. Hence [-2, -4, -6, ...] are even integers but they are not even numbers. {alertWarning}

Even Numbers from 1 to 100

2 4 6 8 10

12 14 16 18 20

22 24 26 28 30

32 34 36 38 40

42 44 46 48 50

52 54 56 58 60

62 64 66 68 70

72 74 76 78 80

82 84 86 88 90

92 94 96 98 100

Odd Number

All numbers that are not divisible by 2 are odd numbers.

Example: 3, 9, 499, etc

[1, 3, 5, 7, ....] are odd numbers.

[ -5,-3, -1....] are odd integers.

Odd Numbers from 1 to 100

1 3 5 7 9

11 13 15 17 19

21 23 25 27 29

31 33 35 37 39

41 43 45 47 49

51 53 55 57 59

61 63 65 67 69

71 73 75 77 79

81 83 85 87 89

91 93 95 97 99

Properties of numbers based on even & odd

Even + Even = Even

Odd + Odd = Even

Odd + Odd + Odd = Odd

Odd x Odd = Odd

Odd x Even = Even

Even x Even = Even

$$Even^{Odd}$$ = Even

$$Odd^{Even}$$ = Odd

$$Even^{Even}$$ = Even

$$Odd^{Odd}$$ = Odd {alertInfo}

These properties can be used extensively to find out alternative methods to get answers quickly with the help of options.

Practice Questions

Even Number

Odd Number