Multiply two odd numbers Add an even and an odd Subtract an odd and an even
even
You must add either two odd numbers or two even numbers.
because it can, if you add odd numbers the always don't have to be an odd number
The sum of two odd numbers never makes an odd number. Only the sum of an odd number and an even number makes an odd number.
Multiply two odd numbers Add an even and an odd Subtract an odd and an even
There is no limitation. If you have two odd numbers, you can ALWAYS add them.
None. Any two odd numbers add up to an even number.
even
No 5 odd numbers add up to 100. The sum of any two odd numbers is even. The sum of any two even numbers is even. So the sum of any 4 odd numbers must be even. Take that and add an odd number and the sum must be odd. Therefore, the sum of any 5 odd numbers must be odd. 100 is even. In conclusion: The sum of any odd number of odd numbers is odd.
The sum of two odd numbers MUST be even. So there is no answer to the question.
The sum turns out even.
no
You must add either two odd numbers or two even numbers.
There cannot be two such numbers.
There are no four consecutive whole numbers that add up to 35. The sum of two consecutive [whole] numbers is an even number plus an odd number which is an odd number. The sum of two consecutive numbers and the two next consecutive numbers is the sum of two odd numbers which is even, but 35 is odd, so no four consecutive whole numbers cannot add up to 35.
because it can, if you add odd numbers the always don't have to be an odd number