1. How To Read a Ruler
6th Grade Technology
Mr. Smith

2. Customary (American) System
Based on fractions.
Parts of a whole.
½, ¼, 1/8, 1/16.
Used in USA mostly.
Some consider it obsolete.

3. 5 8 Fraction Review Let’s take a look at this fraction:
Numerator - parts of a whole
“out of”
Denominator - amount of equal parts a whole is broken down into
What does this mean??

4. 1 2 4 8 Snickers Example = (whole) = (whole) = (whole) = (whole)
How many pieces would be left if we ate 5/8 of the snickers bar?

5. Reading a Ruler
1/8
3/8
7/8
5/8 1 2 3
1/4
3/4
1/2

6. What are these measurements?1 2 3
A B C D E F G H I J
Write the measurement for each letter on your paper.