positive
7 multiply by 7 equal 14
28
To halve a number is to multiply it by 0.5 - or to divide it by two. For example, half of 8 is equal to 8 x 0.5 = 4.
20
The numbers are: 21 and -10
61
positive
-136
149
-46
divide 62 by 2 = 31
28
When you multiply two prime numbers together they become factors of the number that they equal. Since the number will have factors other than 1 and itself, the number cannot be prime.
Actually it does, whenever you mulitply and divide two negative and two positive numbers they always equal a positive number. When you multiply and divide a negative and positive they always equal a negative number.
2900
7 multiply by 7 equal 14