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# What is a conjecture for an even number minus a even number?

Updated: 4/28/2022

Wiki User

12y ago

There is need for a conjecture. It is an easily proven fact that an even number minus an even number is always an even number.

Wiki User

12y ago

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Q: What is a conjecture for an even number minus a even number?
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### An even number minus a odd number?

"IT IS ALWAYS A ODD"

### Does an even number minus an even number yield an even number?

Any even number minus another even number is either even or zero. Any odd number minus another odd number is also either even or zero.

even

YES

### What even number minus an even number that equals 25?

There is no answer to the question. An even number minus an even number gives an answer that is even. So the difference of two evens cannot be 25.

### What is an even number minus an even numbers?

its another even number.

### An odd number minus an odd number?

An odd number minus an odd number is an even number.

### What number would be a counterexample to the following conjecture Prime numbers are odd?

2 would be a counterexample to the conjecture that prime numbers are odd. 2 is a prime number but it is the only even prime number.

### What is a example that shows a conjecture?

The Goldbach conjecture is probably one of the best known. The conjecture is that every even number greater than 2 can be expressed as a sum of two primes. T. Oliveira e Silva has confirmed the conjecture for number up to 4*10^18 but, despite many years of effort, the conjecture has not been proved.

### What is an even number minus an odd number?

An even number can be divided by 2 evenly. An odd number will have a remainder of 1 when divided by 2. Even minus odd will be odd.

### Why is and odd number minus an even number odd?

Because the second number from an odd number is odd, and every other number is an odd number. In fact, if you add or subtract an even number with any number, the result keeps the same parity as the other number. So an odd number minus an even number is odd, while an even number minus and even number is even.

### An even number minus an even number?

is an even number. EXAMPLE: 6 - 2 = 4- even.