Metric Conversion Length

Olivia measured two pieces of string. One was 30 cm long and the other was 500 millimeters long. Which was longer?

• 500 mm

• They are both equal.

• 30 cm

Answer explanation

30 cm x 10 = 300mm

The perimeter of Bob's garden is 16 meters. How many centimeters is his garden?

• 160

• 0.16

• 1,600

• 16,000

Which is greater? 7.5 km or 8,500 meters?

• 8,500 meters

• 7.5 km

Answer explanation

7.5 km = 7,500 meters

430 m=_______ cm

• 43,000

• 430,000

• 4,300

• 0.43

7.5 L=______mL

• 750

• 75

• 7,500

• 7,000

Kim rode 4 kilometers on her bike. Her sister rode 3,600 meters. How much farther did Kim ride?

• 3,200 meters

• 400 meters

• 40 meters

500 mm=______ cm

• 5

• 500

• 50

• 0.5

Josiah has a piece of wood that is 2.4 meters long. He wants to cut it into 3 equal lengths. How long should each piece be in millimeters?

• 800 mm

• 80 mm

• 700 mm

• 240 mm

Answer explanation

Each piece will be 0.8 meters or 0.8 m x 1,000= 800 mm

Sue grew 10 centimeters in the last year. She is now 1.5 m tall. How tall was she 1 year ago?

• 140 cm

• 14 cm

• 150 cm

• 160 cm

Kyle measured the length of his truck and it was 534 centimeters long. How many meters long is his truck? (1 meter = 100 centimeters)

• 5.34 meters

• 53.4 meters

• 5,340 meters

• 0.0534 meters