1. PO D 3 12 24 15 × basic advance d 1818 24÷ 1212

2. Convert Between Measurement Systems Type of MeasureCustomary  Metric Length 1 inch (in.) ≈ 2.54 centimeters (cm) 1 foot (ft.) ≈ 0.30 meter (m) 1 yard (yd) ≈ 0.91 meter (m) 1 mile ≈ 1.61 kilometers (km) Weight/Mass 1 pound (lb.) ≈ 453.6 grams (g) 1 pound (lb.) ≈ 0.4536 kilograms (kg) 1 ton (T) ≈ 907.2 kilograms (kg) Capacity 1 cup (c) ≈ 236.59 milliliters (mL) 1 pint (pt) ≈ 473.18 milliliters (mL) 1 quart (qt) ≈ 946.35 milliliters (mL) 1 gallon (gal) ≈ 3.79 liters (L) You can multiply by fractions to convert between customary and metric units. The table below lists common customary and metric relationships.

3. Ex. Convert 17.22 inches to centimeters. Round to the nearest hundredth if necessary. Since 2.54 centimeters ≈ 1 inch, multiply by 2.54 cm 1 in 17.22 in 1 × 2.54 cm 1 in = 43.7388 cm 1 43.74 cm= cross cancel common units

4. Convert 5 kilometers to miles. Round to the nearest hundredth if necessary. Since 1 mile ≈ 1.61 kilometers, multiply by 1 mi. 1.61 km 5 km 1 × 1 mi. 1.61 km = 5 mi. 1.61 3.11 mi.= cross cancel common units

5. Whiteboard time What is the relationship between feet and meters? Write as a ratio. 1 ft.30m

6. Whiteboard time What is the relationship between cups and milliliters? Write as a ratio. 1 c 236.59mL

7. Whiteboard time 6 yd ≈ _____ m 5.46 m

8. Whiteboard time 1.6 cm ≈ _____ in 0.63 in

9. Whiteboard time 17 m ≈ _____ yd 18.68 yd