Even numbers divide evenly into two parts without remainder. Odd numbers divide evenly into two parts with remainder 1. Zero is classified as even number
Even numbers are divisible by 2 with remainder 0. Odd numbers are not divisible by 2 with remainder 1. Even numbers end with 0, 2, 4, 6, or 8. Odd numbers end with 1, 3, 5, 7, or 9
Consecutive numbers are those that follow each other without interruption. Predecessor is the number before the current one, successor is after. Difference between predecessor-successor pairs is always 1
Even numbers have parity 0, odd numbers have parity 1. Every integer is either even or odd, including 0. Even numbers leave remainder 0 when divided by 2. Odd numbers leave remainder 1 when divided by 2
Multiples of 8 are numbers that are products of 8 multiplied by any natural number. The difference between consecutive multiples is always 8. 8 is both a factor and a multiple of 8
Even numbers can be paired and end in 0, 2, 4, 6, 8. Odd numbers cannot be paired and end in 1, 3, 5, 7, 9. All numbers can be grouped in either even or odd positions