Every odd number. Multiplying two even numbers gives an even number. Multiplying an odd and an even number gives an even number. Multiplying two odd numbers gives an odd number.
Yes
You can tell it will be even when the number you are multiplying has a 2 4 6 8. You can tell it will be odd when the number you are multiplying has a 1 3 5 7.
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 is odd.
If there is an even number of minus signs, the answer is positive; if there is an odd number of minus signs, the answer is negative.
Every odd number. Multiplying two even numbers gives an even number. Multiplying an odd and an even number gives an even number. Multiplying two odd numbers gives an odd number.
odd * odd = odd answer even * even = even answer odd * even = even answer
Yes
Your question is incomplete. Adding an even number with an odd number will always result in an odd number. Multiplying an even number with an odd number will always result in an even number.
5.3333
Yes - while multiplying odd numbers by even numbers will always produce an even result.
No, only every other multiple is odd. Example: 3,6,9,12,15,18
You can tell it will be even when the number you are multiplying has a 2 4 6 8. You can tell it will be odd when the number you are multiplying has a 1 3 5 7.
For 'odd' prime numbers this is true, but '2' is also a prime number , so you will have an even answer. Remember when multiplying even X even = even even X odd = even odd X even = even odd x odd = odd.
You can use the rule that says:* If the last digit is even, the entire number is even. * Similarly, if the last digit is odd, the entire number is odd.
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 is odd.
If there is an even number of minus signs, the answer is positive; if there is an odd number of minus signs, the answer is negative.