Intervention
Lesson I23
Name
Using Metric Units of Length
Materials centimeter ruler for each student
Your finger is about 1 centimeter wide.
2
1. Use the width of your finger to estimate the length of the pencil.
Estimate:
of my finger widths = about
centimeters
2. Line up the 0 mark on the ruler with the left edge of the pencil.
3. What is the length of the pencil
to the nearest centimeter?
A dime is about 1 millimeter thick.
A new crayon is almost
1 decimeter long.
A door knob is about 1 meter Most people can walk a
above the floor.kilometer in about 10 minutes.
1 meter
What is the best unit to measure each?
4. the length of your finger
5. the distance across your state
6. the length of a lady bug
Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved.
I23 (student p. 1)
MDIS 2.0
Intervention
Lesson I23
Name
Using Metric Units of Length
(continued)
Answer 7 to 9 and use the table to find how many centimeters
are in 4 meters, 76 centimeters.
7. 1 meter =
centimeters Metric Units of Length
8. How many centimeters are
in 4 meters?
4 × 100 cm =
=
10 millimeters
1 decimeter (dm)
=
10 centimeters
1 meter (m)
=
100 centimeters
1 kilometer (km)
=
1,000 meters
cm
9. How many centimeters are in
4 meters, 76 centimeters?
1 centimeter (cm)
400 cm + 76 cm =
cm
Estimate the length of the spoon. Then measure to the
nearest centimeter.
10.
What unit would you use to measure each item?
Write millimeter, centimeter, decimeter, meter, or kilometer.
11. An adult’s height
12. Distance traveled on vacation
Choose the best estimate.
13. Length of a car
14. Length of a calculator
5 decimeters or 5 meters
12 centimeters or 12 decimeters
Find each missing number.
15. 3 meters 18 centimeters =
centimeters
16. 6 meters 3 centimeters =
centimeters
Copyright © Pearson Education, Inc., or its affiliates. All Rights Reserved.
I23 (student p. 2)
MDIS 2.0