Sunday, March 11, 2012

Measurement in Terms of Length: Metric System



Hello,

In our previous post we talked about measurements of the metric system in terms of length, including converting measurements to meters.  Today, we are going to learn about more units of the metric system in terms of length.  We are going to focus on inches, feet, and yards.  We are going to learn how to convert from the three.

In order to make conversions, we must note:

1.) 1 inch = 0.83333333... feet
2.) 1 inch = 0.0277777... yards
3.) 1 foot = 12 inches
4.) 1 foot = 0.333333... yards
4.) 1 yard = 36 inches
5.) 1 yard = 3 feet

Let's try some examples:

1.) 4 feet = ? inches
2.) 15 inches = ? feet
3.) 5 yards = ? feet
4.) 8 feet = ? yards
5.) 20 inches = ? yards
6.) 45 yards = ? inches
7.) 6 feet = ? inches
8.) 36 inches = ? yards
9.) 12 yards = ? feet
10.) 80 inches = ? feet

Solutions:

1.) 4 feet = 48 inches ; 4 x 12 = 48
2.) 15 inches = approximately 12.5 feet ; 15 x 0.8333333 = 12.49....
3.) 5 yards = 15 feet ; 5 x 3 = 15
4.) 8 feet = approximately 2.7 yards ; 8 x 0.33333 = 2.66....
5.) 20 inches = approximately 0.6 yards ; 20 x 0.027777 = 0.55....
6.) 45 yards = 1620 inches ; 45 x 36 = 1620
7.) 6 feet = 72 inches ; 6 x 12 = 72
8.) 36 inches = approximately 1 yard ; 36 x 0.027777 = .99....
9.) 12 yards = approximately 4 feet ; 12 x 0.33333 = 3.99....
10.) 80 inches = approximately 67 feet ; 80 x 0.83333 = 66.66....

The following links will help you practice with conversions:

1.) Practice worksheet with inches, feet, and yards: easy level
2.) Answer key to worksheet 1
3.) Worksheet 2 with inches, feet, and yards: medium level
4.) Answer key to worksheet 2

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