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Line 1,602: − + − − Understand fraction representation and rational and irrational − numbers − '''''Materials and''''' − resources required + + − + − − − + − Instructions Method − − − Construct − Koch's snowflakes . − + − − − + − − − + − − − Line 1,697:
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removed Category:Number system using HotCat
=== Activity 3 Fraction representation and rational and irrational numbers ===
=== Activity 3 Fraction representation and rational and irrational numbers ===
'''''Learning'''''
'''''Learning Objectives'''''
Objectives
Understand fraction representation and rational and irrational numbers <br>
'''''Materials and resources required'''''
Thread
Thread of a certain length.
of a certain length.
'''''Pre-requisites/'''''
'''''Pre-requisites/Instructions Method'''''
Construct Koch's snowflakes .
Start
Start
with a thread of a certain length (perimeter) and using the same
with a thread of a certain length (perimeter) and using the same
thread construct the following shapes (see Figure).
thread construct the following shapes (see Figure).
[[Image:KOER%20Fractions_html_m1a6bd0d0.gif]]
[[Image:KOER%20Fractions_html_m1a6bd0d0.gif]]
See
See
how the shapes can continue to emerge but cannot be identified
how the shapes can continue to emerge but cannot be identified
definitely with the same perimeter (length of the thread).
definitely with the same perimeter (length of the thread).
Identify
Identify
the various places where pi, "e" and the golden ratio
the various places where pi, "e" and the golden ratio occur
occur
== Evaluation ==
== Evaluation ==
# How many numbers can I represent on a number line between 1 and 2.
# How many numbers can I represent on a number line between 1 and 2.
# Introducing Fractions Using Share and Measure Interpretations: A Report from Classroom Trials . Jayasree Subramanian, Eklavya, Hoshangabad, India and Brijesh Verma,Muskan, Bhopal, India
# Introducing Fractions Using Share and Measure Interpretations: A Report from Classroom Trials . Jayasree Subramanian, Eklavya, Hoshangabad, India and Brijesh Verma,Muskan, Bhopal, India
# Streefland, L. (1993). “Fractions: A Realistic Approach.” In Carpenter, T.P., Fennema, E., Romberg, T.A. (Eds.), Rational Numbers: an Integration of Research. (289-325). New Jersey: Lawrence, Erlbaum Associates, Publishers.
# Streefland, L. (1993). “Fractions: A Realistic Approach.” In Carpenter, T.P., Fennema, E., Romberg, T.A. (Eds.), Rational Numbers: an Integration of Research. (289-325). New Jersey: Lawrence, Erlbaum Associates, Publishers.
[[Category:Fractions]]