B + 1 or B - 1
Any odd number can be written as an even number plus one. Any even number plus any other even number makes an even number. Add one makes an odd number. So an odd number plus an even number is always an odd number. Algebraically, any odd number can be written as 2a+ 1 where a is a whole number. Any even number can be written as 2b, where b is a whole number. Add them together, the sum is 2(a + b) + 1, which is odd.
An even number can be a multiple of an odd number OR an even number. An odd number cannot be a multiple of an even number.
The difference of an odd number and an even number is an odd number.
Always odd.
The sum of any two odd numbers is always even. This is because (a) any odd number can always be expressed as an even number plus 1, and (b) the sum of two even numbers is always even. So if X is even and Y is even then X+1 added to Y+1 will equal X+Y+2
Even b/c if the last number is even then even and if the last number is odd then the number is odd so 986 _6_ is even
An odd number plus an odd number will be an even number. Odd number A is (even number + 1) Odd number B is (even number + 1) A + B = (even number + 1) + (even number + 1) = even number + even number + 2 Since all even numbers are divisible by 2 and 2 is divisible by 2, each part of the result is divisible by 2, so the sum as a whole is divisible by 2, which means it is an even number.
No. Two odd numbers added together always give an even number. Two even numbers added together always give an even number. An odd and an even number added together always give an odd number. So, if we have 5 odd numbers - a, b, c, d and e a + b will be even c + d will be even So if (a + b) + (c + d) is even, adding e to that will have to be an odd number - but 50 is even, so it cannot be done.
Any odd number can be written as an even number plus one. Any even number plus any other even number makes an even number. Add one makes an odd number. So an odd number plus an even number is always an odd number. Algebraically, any odd number can be written as 2a+ 1 where a is a whole number. Any even number can be written as 2b, where b is a whole number. Add them together, the sum is 2(a + b) + 1, which is odd.
Yes. For example, 7 - 3 = 4. You will always get an even number when adding or subtracting an odd and an odd. Let A & B be two odd numbers, so find out if A - B is even or odd. A = 2a +1 & B = 2b + 1 {little a & b are any integers, multiplying by 2 guarantees that 2a is even, then adding 1 will make it odd} A-B = 2a+1 - (2b+1) = 2a + 1 - 2b - 1 = 2a - 2b = 2(a-b). So (a-b) is some integer, but you multiply by 2, so the answer is even. Add A+B = 2a+1 + 2b+1 = 2a + 2b + 2 = 2(a+b+1), so again we are multiplying 2 by some integer, and get an even number.
A number a is even if there exists an integer n such that a = 2n A number b is odd if there exists an integer m such that b = 2m + 1. So: a+b = (2n) + (2m +1) = 2 (n+m) + 1 Since n and m are integers, n+m is also an integer. So a+b satisfies the definition of an odd number.
odd * odd = odd answer even * even = even answer odd * even = even answer
Let's do a small experiment with a few numbers to see we can find out.3 - 2 = 1, Odd when the first number is odd and larger than the second number which is even and smaller.5 - 12 = -7, Odd when the first number is odd and smaller than the second number which is even and larger.Based on the Inverse commutative property, switching the first number for an even would yield the same number except it's inverse.(a - b) = c(b - a) = -c2 - 3 = -112 - 5 = 7So it looks that an odd number minus an even number results in an odd number.
"IT IS ALWAYS A ODD"
No. Sum of odd + odd = even Sum of odd + even = odd Sum of even + even = even
Odd
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