Do you remember the helpful acronym about King Henry?

Convert within the metric system using the prefixes:

Kilo Hecto Deka

Deci Centi Milli

BrainPOP Metric vs. Imperial http://www.brainpop.com/math/numbers

andoperations/metricvsimperial/zoom.weml

King Henry Died MondayDrinkin

gChocolat

eMilk

KiloKilo(1000)

HectoHecto(100)

DekaDeka(10)

MeterMeter

GramGram

LiterLiter

DeciDeci(0.1)

CentiCenti(0.01)

MilliMilli(0.001)

x10 x10 x10 x10 x10x10

÷10÷10 ÷10 ÷10 ÷10 ÷10

• Meter 1.5 meter – man 1 meter – length of desk 8 meters – length of classroom

• Gram 1 kilogram – pair of tennis shoes 1 gram – paperclip

• Liter 2-liter bottle of pop 1-liter bottle of water

13 x 10 = 130 When multiplying by

10, you add a 0 to the end of the number. Or move one place to the right.

13 x 100 = 1,300 When multiplying by

100, you add two 0’s to the end of the number.

130 ÷ 10 = 13 When dividing by 10

you move the decimal one place to the left.

130 ÷ 100 = 1.3 When dividing by

100 you move the decimal two places to the left.

30 hm = ___________mHow many jumps from hm to m?

Kilo Hecto Deka Meter Deci Centi Milli

1000 100 10 1 0.1 0.01 0.001

x10 x10

• 4.3 meters to centimeters

• 25 centimeters to millimeters

• 961 meters to kilometers

4.3 x 100 = 430 centimeters

25 x 10 = 250 millimeters

961 ÷ 1000 = 0.961 kilometers

• 0.035 kilograms to grams

• 325 milligrams to centigrams

• 7.1 centigrams to grams

• 0.035 x 1000 = –35 grams

• 325 ÷ 10 = –32.5 centigrams

• 7.1 ÷ 100 =–0.071 grams

• 527 centiliters to liters

• 12 liters to kiloliters

• 8 kiloliters to centiliters

• 527 centiliters ÷ 100 =–5.27 liters

• 12 ÷ 1000 = –0.012 kiloliters

• 8 x 100,000 = –800,000 centiliters

Maddie measured the weight of an object as 95 milligrams.

To convert the number of milligrams into grams, Maddie should

A. Divide the number of milligrams by 100.

B. Divide the number of milligrams by 1,000.

C. Multiply the number of milligrams by 100.

D. Multiply the number of milligrams by 1,000.

In 98 kilograms there are exactly how many hectograms?

A. 0.98 hectograms

B. 9.8 hectograms

C. 980 hectograms

D. 9800 hectograms

To convert 89 milliliters to liters, the number of milliliters should be divided by what number?

A. 10

B. 100

C. 1,000

D. 10,000

In 220 hectograms, there are exactly how many grams?

A. 22 grams

B. 2,200 grams

C. 22,000 grams

D. 220,000 grams