Non-Prefix Conversion Problems

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# Non-Prefix Conversion Problems - PowerPoint PPT Presentation

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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## PowerPoint Slideshow about 'Non-Prefix Conversion Problems' - belle

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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