applied 20s january 14, 2009

11
Converting Measurements tape measures by flickr user jek in the box

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Unit conversions within and across the imperial and metric systems. Introduction to area.

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Page 1: Applied 20S January 14, 2009

Converting Measurements

tape measures by flickr user jek in the box

Page 2: Applied 20S January 14, 2009

Which units of measurement would you use to measure the length or height of each item?

METRIC IMPERIAL

cm m km inches feet yards miles

height

length

thickness

diameter

m yards

inchescmkm

inches

miles

mm

miles

Page 3: Applied 20S January 14, 2009

Which units of measurement would you use to measure:METRIC IMPERIAL

mm cm m km inches feet yards miles

length

height

width

height

m yards

cm inches myardsfeet

feet

mileskm yardsm

Page 4: Applied 20S January 14, 2009

A plank measures 6 feet. How many inches does it measure?

WATCH YOURUNITS

Page 5: Applied 20S January 14, 2009

Imperial Measurements and Conversions

1 inch = 2.54 centimeters

1 mile = 1.6 kilometers

Indicate the measurements using an arrow

IMPERIAL to METRIC1 foot = 12 inches

1 yard = 3 feet

1 mile = 1760 yards

IMPERIAL

2 5/8 inch

5/16 inch 2 3/32 inches

1 1/4 inches

3 7/8 inches

4 3/16 inches4 1/16 inches

Page 6: Applied 20S January 14, 2009

Perform the indicated operations:

(d) 2.5 feet to the nearest inch(c) 24m - 870 cm - 4350 mm

(a) 76 mm + 12 cm (b) (5 yds 1 ft) x (2 yds 2 ft)

Page 7: Applied 20S January 14, 2009

(b) (5 yds 1 ft) x (2 yds 2 ft)

Page 8: Applied 20S January 14, 2009

Before performing calculations that involve two different length units, convert either one of the units or both so that the units are the same. (Most often use the smaller units.)Perform the following calculations:

3 mi - 250 ft = ___________________

12 mm x 4.3 cm = ___________________

1 foot = 12 inches

1 yard = 3 feet

1 mile = 1760 yards

IMPERIAL

Page 9: Applied 20S January 14, 2009

Before performing calculations that involve two different length units, convert either one of the units or both so that the units are the same. (Most often use the smaller units.)

A roll of fencing is 90 m long and someone buys 536 cm. How much is left on the roll?

Page 10: Applied 20S January 14, 2009

Before performing calculations that involve two different length units, convert either one of the units or both so that the units are the same. (Most often use the smaller units.)Perform the following calculations:

2 m + 75 cm = ___________________

3 ft 2 in + 7 ft 11 in = ___________________

Page 11: Applied 20S January 14, 2009

1 inch = 2.54 cm 1 mm= 0.04"1 foot = 30.48 cm 1 cm = 0.39"1 yard = 0.914 m 1 m = 39.37" = 3.28'1 mile = 1.61 km 1 m = 1.09 yd1 km = 0.621 mi

Conversion TablesSimilar comparisons can be made. The following conversion table includes those conversions that are the most widely used.