| A | B |
| algorithm | step-by-step instructions for doing something |
| base ten | number system where each place has a value of 10 times the place to its right |
| column-addition method | adding numbers where the digits are first added in each place-value column separately and then 10-for-1 trades are made |
| equivalent names | different names for the same number |
| line plot | a sketch of data where check marks, X's, or other marks above a number line show the frequency of each value |
| maximun | the LARGEST number |
| mean | the sum of a set of numbers divided by the number of numbers in the set (AVERAGE) |
| median | the MIDDLE value in a set of data when the data are listed in order from least to greatest |
| minimum | the SMALLEST number |
| mode | the value(s) that occur MOST OFTEN in a set of data |
| name-collection box | a diagram used for writing equivalent names for a number |
| partial-sums method | a way to add where sums are computed for each place separately, and are then added to give the final answer |
| range | the DIFFERENCE between the MAXIMUM and the MINIMUM in a set of data |
| whole numbers | the numbers 0, 1, 2, 3, 4, and so on |