| A | B |
|---|
| Equivalent | decimals that represent the same amount |
| Standard Form | use commas to separate the period |
| Expanded form | shows the place and value of each digit |
| Front-End Estimation | add the front-end digits, estimate the sum of the remaining digits |
| Standard Unit | Measuring is one on which evryone agrees |
| Metric System | measurment uses a decimal system |
| Meter(m) | the standard unit of length |
| Mass | measurment of matter in an object |
| Gram(g) | the standard unit of mass |
| capacity | measure of the amount of space an object occupies |
| Liter(L) | standard unit of capacity |
| Seconds(s) | standard unit of time |
| Elapsed Time | the time between two events |
