Decimals: Rational and Irrational |  |
Chapter DescriptionChapter 6 Decimals: Rational and Irrational Activity Set 6.1 Decimal Squares Model
Decimal squares are used as a visual model for the part-to-whole concept of decimals and for illustrating decimal equality, inequality, place value, and estimation.
Just for Fun: Decimal Bingo and Place Value Game Activity Set 6.2 Operations with Decimal Squares
The operations of addition, subtraction, multiplication, and division for decimals are illustrated using the Decimal Squares model.
Just for Fun: Decimal Squares Blackjack, Greatest Quotient
Interactive Applet: Competing at Place ValueActivity Set 6.3 A Model for Introducing Percent
A 10 by 10 grid is used to introduce the concept of percent and to illustrate and solve various percent problems. The base-ten pieces from the Manipulative Kit are used as a physical model in this activity set.
Just for Fun: Game of Interest Activity Set 6.4 Irrational Numbers on the Geoboard
Geoboards and rectangular dot paper are used to represent figures whose sides and perimeters have lengths that are irrational numbers. The meaning of square root is introduced using squares on the geoboard, and students are led to discover the Pythagorean Theorem.
Just for Fun: Golden Rectangles Elementary School Activity: Introducing Decimals with Base-Ten Pieces
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