math
posted by madeline .
how can you determine whether a sum of several numbers such as 13plus45plus24plus17 is even or odd?

math 
audrey
add the last numbers in each number such as your example, 3+5+4+7 and if that's odd then the total is odd same for even
Respond to this Question
Similar Questions

Geometry
Working on conjectures. The question is Conjecure: The product of any two odd numbers is _____? 
Algebra Functions
I don't understand how you determine whether a function is even, odd,or neither. Here are my problems: Determine whether the given function is even, odd, or neither. 8. f(x)=x^3x^2 This is how I did it. f(x)=(x^3) (x^2)= (x)(x)(x) … 
SUMS?
what is the sum of the first towo odd numbers? 
Math
Determine whether the function x^3+x^21 is even, odd or neither. I thought it was odd because it has one negative sign is this correct 
Math
make a conjecture for the following show work the sum of an even and odd number.  the product of two odd numbers. 
math
If the first of 1000 consecutive whole numbers is odd, their sum must be a) even b) odd c)prime d) negative Help? 
Calculus, check my answers, please! 3
Did I get these practice questions right? 
Math! Please check!
Consider the statement: If two whole numbers are even, then their sum is odd. What assumption should be made to prove the statement indirectly? 
math
in lotto draw balls 150 mixed together. machine randomly selects numbers 13,11,7,27,41. is the 6th number drown A. more like to be odd than even b. more likely to be even than odd c. equally likely i could not decide, as long as there … 
Math
Use the Distributive Property to prove each statement. Hint: you can write an even number as 2n and odd number as 2n + 1, where n represents any whole number. A. The sum of two even numbers is even. B. The sum of two odd numbers is …