Expressing Length Difference

What is the length of the key?

• 2 cm

• 0 cm

• 4 cm

• 1 cm

I can use a ______ to measure length?

• clock

• ruler

• thermometer

• timer

Choose the best unit for measurement. 

• Inches

• Yards

How many inches longer is the green line than the yellow line?

• 4 inches

• 10 inches

• 21 inches

The length of two crayons are shown. What is the difference between the length of Crayon B and the length of Crayon A?

• 2 inches

• 3 inches

• 5 inches

• 6 inches

Measure the screw and the paper clip. What is the difference in their measurement?

• 2 centimeters

• 8 centimeters

• 5 centimeters

How much longer is the colored pencil box than the crayon box?

• 4 cm longer

• 28 cm longer

• 16 cm longer

Which ribbon is longest?

• red

• purple

• green

• blue

How much farther is 42cm than 7cm?

• 35cm

• 49cm

• 37cm

If you have 19cm of ribbon. How much more ribbon do you need to have 30cm of ribbon?

• 49cm

• 11cm

• 1cm