David_Let's Do Algebra Tiles

David_Let's Do Algebra Tiles - Lets Do Algebra Tiles David...

Info iconThis preview shows pages 1–14. Sign up to view the full content.

View Full Document Right Arrow Icon
Let’s Do Algebra Tiles David McReynolds AIMS PreK-16 Project Noel Villarreal South Texas Rural Systemic Initiative
Background image of page 1

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Algebra Tiles Manipulatives used to enhance student understanding of subject traditionally taught at symbolic level. Provide access to symbol manipulation for students with weak number sense. Provide geometric interpretation of symbol manipulation.
Background image of page 2
Algebra Tiles Support cooperative learning, improve discourse in classroom by giving students objects to think with and talk about. When I listen, I hear. When I see, I remember. But when I do, I understand.
Background image of page 3

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Algebra Tiles Algebra tiles can be used to model operations involving integers. Let the small yellow square represent +1 and the small red square (the flip- side) represent -1. The yellow and red squares are additive inverses of each other.
Background image of page 4
Zero Pairs Called zero pairs because they are additive inverses of each other. When put together, they cancel each other out to model zero.
Background image of page 5

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Addition of Integers Addition can be viewed as “combining”. Combining involves the forming and removing of all zero pairs . For each of the given examples, use algebra tiles to model the addition. Draw pictorial diagrams which show the modeling.
Background image of page 6
Addition of Integers (+3) + (+1) = (-2) + (-1) =
Background image of page 7

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Addition of Integers (+3) + (-1) = (+4) + (-4) = After students have seen many examples of addition, have them formulate rules.
Background image of page 8
Subtraction of Integers Subtraction can be interpreted as “take-away.” Subtraction can also be thought of as “adding the opposite.” For each of the given examples, use algebra tiles to model the subtraction. Draw pictorial diagrams which show the modeling process.
Background image of page 9

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Subtraction of Integers (+5) – (+2) = (-4) – (-3) =
Background image of page 10
Subtracting Integers (+3) – (-5) (-4) – (+1)
Background image of page 11

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Subtracting Integers (+3) – (-3) After students have seen many examples, have them formulate rules for integer subtraction.
Background image of page 12
Multiplication of Integers Integer multiplication builds on whole number multiplication. Use concept that the multiplier serves as
Background image of page 13

Info iconThis preview has intentionally blurred sections. Sign up to view the full version.

View Full DocumentRight Arrow Icon
Image of page 14
This is the end of the preview. Sign up to access the rest of the document.

Page1 / 56

David_Let's Do Algebra Tiles - Lets Do Algebra Tiles David...

This preview shows document pages 1 - 14. Sign up to view the full document.

View Full Document Right Arrow Icon
Ask a homework question - tutors are online