ODD NUMBERS AND EVEN NUMBERS || WHITEBOARDWEB

* What is the first odd number ?

1

 

*Adding an even number and a odd number the resulting number is always odd.

 

even + odd = odd

Example : 354 + 65 = 419 

 

 

*Subtracting even from odd the resulting number is always odd.

 

even - odd = odd

Example : 378 - 123 = 255

 

 

* Any odd number added to another odd number the answer will always be an even number.

 

odd + odd =even

Example : 387 + 29 = 416

 

 

 

* Any odd number subtracted from an odd number the answer will always be an even number.

odd - odd = even 

Example : 243 - 167 = 76 

 

 

Smallest 2 digit odd number - 11

Largest 2 digit odd number - 99

Sum of both numbers = 110

 

Smallest 3 digit odd number - 101

Largest 3 digit odd number - 999

Sum of both numbers = 1100

 

Smallest 4 digit odd number - 1001

Largest 4 digit odd number - 9999

Sum of both numbers = 11000

 

 EVEN NUMBERS

Adding even number and even number will always result in even number.

even + even = even

354 + 92 = 446

 

 

Subtracting an even number from even number will always result in an even number 

 

even - even = even

 

254 - 62 = 192