1. Measuring to the nearest centimeter using a Ruler

2. I can measure in centimeters.
RULER REVIEW
Measurement Rule #1
Always start measuring at ZERO!!!

3. I can measure in millimeters and centimeters.
A centimeter is about the width of your pointer finger. This is called a referent.
1 centimeter
Decimeter = 10 centimeters
10 decimeters = 1 meter
10 meters = 1 decameter

4. I can measure in millimeters and centimeters.
We can measure length in centimeters!
How long is this truck?
Measure the truck in mm and cm

5. I can measure in millimeters and centimeters.
We can measure length in centimeters!
About how long is this pencil?
Measure the pencil in mm and cm

6. I can measure in millimeters and centimeters.
We can measure length in centimeters!
About how long is the leprechaun?
Measure the leprachaun in mm and cm

7. I can measure in millimeters and centimeters.
We can measure length in centimeters!
Mm and cm
How long is this flower?

8. I can measure in millimeters and centimeters.
Sometimes the object is not at ZERO!
You have two choices...
Change the first number to zero
where the object starts Or measure the units.
Notice this is different...

9. I can measure in millimeters and centimeters.
Sometimes the object is not at ZERO!
You have two choices...
Change the first number to
zero where the object starts
Or measure the units.
The leprechaun in cm and mm

11. Measuring to the nearest metre using a Metre stick

12. I can measure in metres.
A metre is about the width of a baseball bat. This is called a referent.
There are 100cm in a metre.
Decimeter = 10 centimeters
10 decimeters = 1 meter
10 meters = 1 decameter

13. I can measure in metres. 100 cm = 1m
If 1 m equals 100 cm, how many centimetres are in 2 m?
3m?
6 m?
Decimeter = 10 centimeters
10 decimeters = 1 meter
10 meters = 1 decameter

14. I can measure in metres. We can measure length in metres!
Would you measure this fridge in metres or centimeters?
Measure the truck in mm and cm

15. I can measure in metres. We can measure length in metres!
Would you measure this stapler in metres or centimeters?
Measure the truck in mm and cm

16. I can measure in metres. We can measure length in metres!
Would you measure a door in metres or centimeters?
Measure the truck in mm and cm

17. I can measure in metres. We can measure length in metres!
Would you measure a water bottle in metres or centimeters?
Measure the truck in mm and cm