Metric System – standard measurement



Unit ConversionMetric System – standard measurementPrefixPartLength (meters)Mass (grams)Volume (liters)mili-1/10001 mm0.001 m1 mg0.001 g1 mL0.001 Lcenti-1/1001 cm0.010 m1 cg0.010 g1 cL0.010 Ldeci-1/101 dm0.100 m1 dg0.100 g1 dL0.100 L11 meter0001 m1 gram 0001 g1 liter0 001 Ldeca-x 101 dam0010 m1 dag 0010 g1 daL 0010 Lhecto-x 1001 hm0100 m1 hg 0100 g1 hL 0 100 Lkilo-x 10001 km1000 m1 kg 1000 g1 kL 1000 LImperial System – useful equivalenciesLengthMassVolume1 inch2.54 cm1 ounce28.35 g1 fl.oz.29.574 mL12 in.1 foot16 oz.1 pound8 fl. oz.1 cup1 foot0.3048 m1 pound0.4536 kg1 cup250 mL3 ft.1 yard14 lb.1 stone2 cups1 pint1 yard0.9144 m1 stone6.3503 kg1 pint0.5 L1,760 yd1 mile1 ton1.016 t2 pints1 gallon1 mile1.6093 km1 tonne1,000 kg1 gallon3.7854 LSample Problems & SolutionsHow many millimeters are in 1.25 meters?First write down what you are suppose to convert (1.25 meters).Then write it multiplied by the conversion factor that contains the answer (millimeters).Cancel the original unit (meters) by crossing it out on the top and bottom.Finish multiplying (1.25 x 1000 millimeters) and write the answer with the appropriate unit (1250 mm).1.25 meters × 1000 mmmeter=1250 mmHow many inches are in two and a half feet?First write down what you are suppose to convert (2.5 feet).Then write it multiplied by the conversion factor that contains the answer (inches).Cancel the original unit (feet) by crossing it out on the top and bottom.Finish multiplying (2.5 x 12 inches) and write the answer with the appropriate unit (30 inches). 2.5 feet × 12 inches1 foot = 30 inchesSolve the Following Problems.How many kilometers are there in 250 meters?How many meters are there in 750 centimeters?How many meters are there in 75 feet?How many milligrams are there in 7.53 grams?How many kilograms are there in 253.15 grams?How many pounds are in 16 kilograms?How many milliliters in five and a half liters?If you have 12 fluid ounces, how many mL is that?How many yards is 20 meters?How many kilometers in 25 miles?If you weigh 140 lbs. then how many stones is that?If there’s half a milliliter in one drop of water, how many drops are in 37 mL? ................
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