| A | B |
| inch | 2.5 cm |
| cm | 10mm |
| mm | 1/1000 of a meter |
| cm | 1/100 of a meter |
| 1 kilometer | a little more than 1/2 a mile |
| 1 mile | a little more than 1.5 km |
| can be measured in 1/2, 1/4, 1/8 | inch |
| is always written as a whole or decimal number | cm, mm, meters |
| 5cm | 2 inches |
| 10 cm | 4 inches |
| 2 cm | 20mm |
| 0.5 meters | 500 mm |
| 0.25 meters | 25 cm |
| 1 foot | 12 inches |
| 36 inches | one yard |
| one yard | 3 feet |
| How many inches in six feet? | 216 inches |
| How many inches in ten feet? | 360 inches |
| How many cm in two meters? | 200 cm |
| How many mm in two meters? | 2000mm |
| How many cm in five meters? | 500 cm |
| How many mm in five meters? | 5000 mm |