| vocabulary | defintions |
| average [mean] | the sum of the addends divided by the number |
| clockwise | turning in the direction a clock turns in; to the right |
| comunative property | the sum or product stays the same when the order of addends/ factors changes [ex: 2+3+=9 and 4+2+3=9] |
| composite number | a number that has more than two factors[ 4, 28, 164,...] |
| divisible | a whole number that is divided by another whole numberwith no remainder |
| equation | a math sentence showing two parts as equal[ex: 2x8=18 or 8x4=6x4] |
| fact family | a group of addition addition/ subtractionor multiplication/ division facts that use the same set of numbers in various combinations |
| percent | a number compared to part of 100 using a % sign; per hundred |
| prime number | a number with only two factors; 1 and itself |
