Lesson 13: Square Roots and Squares
TEACHER’S GUIDE
Lesson 13: Square Roots and Squares
Overview | Use the calculator to determine the square and | ||
| square root of numbers. | ||
Teacher Materials | “Why Call it the “Square”, “Square Roots”, and | ||
| “Squares” transparencies. | ||
Student Materials | Crayons, Calculator, and ”Square Grid” worksheet. | ||
Keys Introduced |
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Teaching Notes | Remember to explain that Square roots and Squares | ||
| are inverses of each other. | ||
| Write the following equation on the board: | ||
| 10 X 10 = 100 | ||
| Show how 100 is the square of 10. Explain that 10 is | ||
| the square root of 100. |
Provide copies of the “Square Grid” worksheet to students. Ask the students to draw colored boxes representing the Square of 1, 2, and 4.
Victor 900 Calculator Teacher’s Guide | 58 |