Metric Conversions: Ladder Method

How many jumps does it take? Ladder Method 1 2 3 KILO 1000 Units HECTO 100 Units DEKA 10 Units DECI 0.1 Unit Meters Liters Grams CENTI 0.01 Unit MILLI 0.001 Unit How do you use the “ladder” method? 4 km = _________ m 1st – Determine your starting point. 2nd – Count the “jumps” to your ending point. 3rd – Move the decimal the same number of jumps in the same direction. Starting Point Ending Point How many jumps does it take? 4. 1 __. 2 __. 3 __. = 4000 m

Practice Time Compare using <, >, or = 1000 mg = _______ g 1 L = _______ mL 160 cm = _______ mm 14 km = _______ m 109 g = _______ kg 250 m = _______ km 1000 mg = 1 g 1 L = 1000 mL 160 cm = 1600 mm 14 km = 14000 m 109 g = 0.109 kg 250 m = 0.25 km Compare using <, >, or = 56 cm 6 m 7 g 698 mg 56 cm < 6 m 7 g > 698 mg

10) 2000 mg to g 18) 50 cm to m 11) 104 km to m 19) 5.6 m to cm Write the correct abbreviation for each metric unit. 1) Kilogram 2) Meter 3) Gram 4) Milliliter 5) Millimeter 6) Liter 7) Kilometer 8) Centimeter 9) Milligram Convert the following: 10) 2000 mg to g 18) 50 cm to m 11) 104 km to m 19) 5.6 m to cm 12) 480 cm to m 20) 16 cm to 13) 5.6 kg to g 21) 2500 m to km 14) 8 mm to cm 22) 65 g to mg 15) 5 L to mL 23) 6.3 cm to mm 16) 198 g to kg 24) 120 mg to g 17) 75 mL to L

Compare using <, >, or = 25) 63 cm 6 m 27) 5 g 508 mg 29) 1,500 mL 1.5 L 26) 536 cm 53.6 dm 28) 43 mg 5 g 30) 3.6 m 36 cm

Answers 1) kg 16) 0.198 kg 2) m 17) 0.075 L 3) g 18) 0.5 m 4) mL 7) km 8) cm 9) mg 10) 2 g 11) 104000 m 12) 4.8 m 13) 5600 g 14) 0.8 cm 15) 5000 mL 16) 0.198 kg 17) 0.075 L 18) 0.5 m 19) 560 cm 20) 160 mm 21) 2.5 km 22) 65000 mg 23) 63 mm 24) 0.12 g 25) < 26) > 27) = 28) = 29) < 30) >