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Non-Prefix Conversion Problems. Non-Prefix Conversion Problems. Ex.(1) How many kilograms (to the nearest kg) is 143 lbs? (2.2 lbs = 1.0 kg) ____________ = ____________. X. 143 lbs. Cross multiply and then divide. 1.0 kg. 2.2 lbs. X. =. 65 kg.
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Non-Prefix Conversion Problems • Ex.(1) How many kilograms (to the nearest kg) is 143 lbs? (2.2 lbs = 1.0 kg) ____________ = ____________ X 143 lbs Cross multiply and then divide 1.0 kg 2.2 lbs X = 65 kg
Non-Prefix Conversion Problems • Ex.(2) How many calories (to the nearest tenth) are in 211.09 J? (1.00 cal = 4.18 J) ____________ = ____________ X 211.09 J Cross multiply and then divide 1.00 cal 4.18 J X = 50.5 cal
Non-Prefix Conversion Problems • Ex.(3) How many joules (to the nearest whole number) are in 25.0 cal? (1.00 cal = 4.18 J) ____________ = ____________ X 25.0 cal Cross multiply and then divide 4.18 J 1.00 cal X = 105 J
Non-Prefix Conversion Problems • Ex.(4) How many calories are in 175.0 Calories (food calories)? (1000 cal = 1.000 cal) ____________ = ____________ X 175.0 Cal Cross multiply and then divide 1000 cal 1.000 Cal X = 175000 cal
Non-Prefix Conversion Problems • Ex.(5) How many Calories are in 2491 calories? (1000 cal = 1.000 cal) ____________ = ____________ X 2491 cal Cross multiply and then divide 1.000 Cal 1000 cal X = 2.491 Cal
Non-Prefix Conversion Problems • Ex.(6) To the nearest ten, how many joules are equal to 300.0 calories? (1.00 cal = 4.18 J) ____________ = ____________ X 300.0 cal Cross multiply and then divide 4.18 J 1.00 cal X = 1250 J
Non-Prefix Conversion Problems • Ex.(7) how many centimeters (to the nearest wholenumber)is84.5in?(1.00in=2.54cm) ____________ = ____________ X 84.5 in Cross multiply and then divide 2.54 cm 1.00 in X = 215 cm
Non-Prefix Conversion Problems • Ex.(8) how tall are you (to the nearest whole number) in centimeters? ____________ = ____________ X 70.0 in Cross multiply and then divide 2.54 cm 1.00 in X = 178 cm