Measure and estimate lengths in standard units. 2.MD.1 Measure the length of an object by selecting and using appropriate tools such as rulers, yardsticks, meter sticks, and measuring tapes. Tasks 2.MD Task 1a 2.MD Task 1b

2.MD.2 Measure the length of an object twice, using length units of different lengths for the two measurements; describe how the two measurements relate to the size of the unit chosen. Tasks 2.MD Task 2a 2.MD Task 2b

2.MD.3 Estimate lengths using units of inches, feet, centimeters, and meters. 2.MD.4 Measure to determine how much longer one object is than another, expressing the length difference in terms of a standard length unit. Tasks 2.MD Task 3a; 2.MD 3a Student Form 2.MD Task 3b; 2.MD 3b Student Form

## Measurement and Data

Measure and estimate lengths in standard units.2.MD.1Measure the length of an object by selecting and using appropriate tools such as rulers, yardsticks, meter sticks, and measuring tapes.Tasks2.MD Task 1a

2.MD Task 1b

2.MD.2Measure the length of an object twice, using length units of different lengths for the two measurements; describe how the two measurements relate to the size of the unit chosen.Tasks2.MD Task 2a

2.MD Task 2b

2.MD.3Estimate lengths using units of inches, feet, centimeters, and meters.2.MD.4Measure to determine how much longer one object is than another, expressing the length difference in terms of a standard length unit.Tasks2.MD Task 3a; 2.MD 3a Student Form

2.MD Task 3b; 2.MD 3b Student Form