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Understanding Metric Conversions
Metric Prefixes
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Prefixes Larger Than Base
kilo hecto deca
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Prefixes Smaller Than Base
deci centi milli
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kilo The prefix kilo means 1000
A kilo is one thousand times bigger than the base unit Therefore, a kilogram is 1000 grams, a kilolitre is 1000 litres and a kilometre is 1000 metres
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hecto The prefix hecto means 100
A hecto is one hundred times bigger than the base unit Therefore, a hectometre is 100 metres
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deca The prefix deca means 10
A deca is ten times bigger than the base unit Therefore a decagram is 10 grams
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deci The prefix deci means tenth
A deci is 10 times smaller that the base unit Therefore, a decimetre is one-tenth of a metre or you need 10 decimetres to make a metre
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centi The prefix centi means one-hundredth
A centi is 100 times smaller than the base Therefore, a centimetre is one-hundredth of a metre or you need 100 centimetres to make a metre
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milli The prefix milli means one-thousandth
A milli is 1000 times smaller than the base unit Therefore, a milligram is one-thousandth of a gram or you need 1000 milligrams to make a gram
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Making Metric Conversions
Notice the unit the measure is in Notice the unit you want to change to How many movement do you need to make and in what direction Move you decimal the necessary movements Rewrite measure indicating the new unit
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Understanding Metric Conversions Metric Prefixes
kilo hecto deca metre litre gram deci centi milli 1000 times bigger than the base 100 times bigger 10 bigger than base unit one tenth of the base unit or ten times smaller one hundredth of the base unit one hundred times smaller one thousandth of the base unit or one thousand times smaller 1000 1 0.1 0.01 0.001
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Understanding Metric Conversions Metric Prefixes
kilo hecto deca metre litre gram deci centi milli 3.9 m = _____ cm 3.9 m = 390 cm
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Understanding Metric Conversions Metric Prefixes
kilo hecto deca metre litre gram deci centi milli 120 mm = _____ cm 120 mm = 12 cm
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Understanding Metric Conversions Metric Prefixes
kilo hecto deca metre litre gram deci centi milli 347 mL = _____ L 347 mL = L
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Understanding Metric Conversions Metric Prefixes
kilo hecto deca metre litre gram deci centi milli 0.5 kg = ____ g 0.5 kg = 500 g
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Understanding Metric Conversions Metric Prefixes
kilo hecto deca metre litre gram deci centi milli 68.4 dg = _____ mg 68.4 dg = mg
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Understanding Metric Conversions Metric Prefixes
kilo hecto deca metre litre gram deci centi milli 73 hm = ____ km 73 hm = 7.3 km
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Understanding Metric Conversions Metric Prefixes
kilo hecto deca metre litre gram deci centi milli .548 daL = ____ mL .548 daL = mL
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Understanding Metric Conversions Metric Prefixes
kilo hecto deca metre litre gram deci centi milli cm = ___ dm 456.2 cm = dm
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