Vocabulary Estimate: an approximate amount, calculation, or judgment of value (an educated guess)
using , and
, .
Notes Steps: 1. Observe the object and determine the appropriate tool for measurement. 2. Decide if your estimate is reasonable.
Parts of the body you can use to estimate length: Thumb knuckle to tip = inch Arm from wrist to elbow = foot Arm span = yard or meter Pinky nail width = centimeter
1. Determine the best unit of measurement to measure the width of their reading book. Use the appropriate body parts to estimate the measurement.
2. Students will determine the best unit of measurement to measure the width of their desk. They will use the appropriate body parts to estimate the measurement.
Recap today’s lesson with one or more of the following MP questions: MP5 : What tool did you use? Why? MP6: How did you know your estimate was reasonable? MP8: What was a strategy you used to make estimates?
1. Determine the best unit of measurement for the width of your reading book. Use the appropriate body parts to estimate the measurement.
2. Determine the best unit of measurement for the width of your desk. Use the appropriate body parts to estimate the measurement.
Recap today’s lesson with one or more of the following MP questions: MP5 : What tool did you use? Why? MP6: How did you know your estimate was reasonable? MP8: What was a strategy you used to make estimates?