| A | B |
| factors | numbers multiplied to give a product |
| divisible | able to be divided by a number with no remainder |
| greatest common factor | the largest common factor of two or more numbers |
| multiple | the product of a number and a whole number |
| least common multiple | the smallest common multiple between two or more numbers |
| prime number | a number that has only 1 and itself as factors |
| composite number | a number that has 3 or more factors |
| prime factorization | a number written as the product of its prime factors |
| bar graph | a way of showing information by using bars |
| divisible by 10 | if it ends in 0 |
| divisible by 5 | if it ends in 5 |
| divisible by 2 | if it ends in 0,2,4,6,8 |
| divisible by 3 | if the digits add up to a multiple of 3 |
| divisible by 9 | if the digits add up to a multiple of 9 |
| divisible by 6 | if it is divisible by 2 and 3 |
| divisible by 4 | if the last two digits are divisible by 4 |