Pattern blocks and shapes demonstrate how to add and subtract fractions. By aligning blocks with different shapes, learners figure out how to create a whole, and then how to add and delete parts from that whole.

Concepts

adding fractions, subtracting fractions with like denominators, fractions

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Additional Tags

math

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Instructional Ideas

• Use with individual learners or in math groups
• Bring pattern blocks or laminated shapes into the lesson for even more visualization

Classroom Considerations

• Print in color for best results, as color designation is important to the lesson

Pros

• The last page would be a good assessment or homework assignment
• Innovative lesson is helpful for learners of all skill levels

Cons

• None

Common Core

4.NF.B.3.a 4.NF.B.3.b 4.NF.B.3.c 4.NF.B.3.d 5.NF.A.1 5.NF.A.2