Transcript Measurement - Upper Bucks County Technical School

Measurement
Measure Twice
Cut Once
Nancy Overton
Career Choices
Upper Bucks AVTS
Secrets of Reading
a Ruler Revealed
There is nothing to be afraid of!
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Once you learn the
tricks of the trade it’s
easy
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Practice makes perfect
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There is no escaping it
It’s all in the details
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The inches on this ruler are divided into 8
equal parts
Notice that the lines are different lengths
1 2 3 4 5 67 8
long
short
Start at the beginning
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Inch lines are the longest
Lines on a tape measure go across the tape
Often the numbers are to the side of the line
Half Inch Lines 1/2
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The next longest lines are the half inch lines
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Half inch lines are in between the whole numbers
1/2
1/2
1
1/2
2
1/2
3
1/2
4
1/2
Quarter Inch Lines
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¼ ¾
Quarter inch lines are ¼ and ¾
Shorter than the ½” line, but not the shortest line
¼” line is closer to the smaller number
¾” line is closer to the larger number
1/4
3/4
Now you try
A
B
C
D
E
Eighth Inch Lines 1/8, 3/8, 5/8, 7/8
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Four eighth inch lines 1/8”, 3/8”, 5/8”, 7/8”
Shorter than quarter inch lines
Lines can be memorized or counted
Always count the lines that length and longer
Notice all the numerators are odd numbers 1,3,5,7
3/8
1/8
5/8
7/8
More about Eighth Inch Lines
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1/8” lines are closest to the smaller number
3/8” are before the ½” line
5/8” are after the ½” line
7/8” lines are closest to the larger number
3/8
1/8
5/8
1/2
7/8
Let’s Practice
Practice Eighth Inch Lines
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Four eighth inch lines 1/8”, 3/8”, 5/8”, 7/8”
3/8
1/8
7/8
5/8
Practice, Practice, Practice
1/2
A B
C D E
F
G H
I J
K L
Sixteenth Inch
•Sixteenth lines are the very smallest
•1/16, 3/16, 5/16, 7/16, 9/16, 11/16, 13/16, 15/16
•Count all the lines from the smaller whole number
•With a lot of practice these lines can be memorized too
www.jimssupply.com
Practice Makes Perfect
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Visit these websites to practice your skills
www.rickyspears.com/rulergame
 www.funbrain.com/measure/index.html
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Measurement
The only thing to fear
is fear itself.
You can do it!