Estimate it!
Measure it!
Which unit?
Unit conversions
Word Problems
100

About how many centimeters wide is your fingernail?

1 cm

100

How many inches is your math Activity Book (length)?

_____ in.

100
With which unit would you measure a crayon? a. centimeters b. meters
a. centimeters
100
How many inches are in one foot?
12 inches
100

At camp on Wednesday, the boys rowed 20 meters. On Thursday, they rowed 68 meters. How many meters did they row altogether? 

88 meters 

200

Estimate how tall a door is in yards.

2 yards

200

About how long in inches is your pencil?

Show on webcam how you measured your pencil. 

200
With which unit would you measure a soccer field? a. inches or centimeters b. feet c. yards or meters
c. yards or meters
200
How many feet are in one yard?
3 feet.
200

On his frist stroke, Mark hit the golf ball 24 yards. Then he hit the golf ball 47 yards. How far did Mark  hit the golf ball altogether? 

71 yards 

300

Which is the best estimate for height of a table? a. 3 feet b. 10 feet c. 1 foot

a. 3 feet

300

About how long in centimeters is a crayon? (full sized crayon) 

9 cm (show how you measured the crayon on the webcam)

300
With which unit would you measure the height of a person?
feet
300
How many centimeters are in one meter?
100 centimeters.
300

A baby beaver is 17 inches long. It grows 15 inches. How long is the beaver now? 

32 inches 

400

Which is the best estimate for height of your teacher? a. 5 feet b. 5 inches. c. 5 centimeters

a. 5 feet

400

Would you use a yardstick or a ruler to measure the length of a car?

yardstick

400
With which unit would you measure the length of our library? a. feet b. centimeters c. yards or meters
c. yards or meters.
400
If 12 inches are in 1 foot, how many inches are in 2 feet?
24 inches
400

A ribbon was 50 centimeters long. After I cut some off 37 cm are left. How much did I cut off?

13 cm

500

Which is the best estimate for the height of a stopsign? a. 1 foot b. 10 inches c. 10 feet

c. 10 feet

500

If a paperclip is about 3 cm long, about how many inches long is a paperclip?

1 inch (1 inch = almost 3 cm)

500
With which unit would you measure the length of a person's ear? a. centimeters b. feet c. yards Estimate the length of a person's ear.
centimeters. Estimation between 4 and 9 centimeters.
500
If 3 feet are in 1 yard, how many feet are in 3 yards?
9 feet.
500
The blue box is 48 cm tall. The red box is 29 cm tall. How much taller is the blue box than the red box? 

19 cm

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