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Review Day Square and Cube Roots

cubed roots<br>math 8<br>middle school math<br>pre algebra

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Review Day Square and Cube Roots

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  1. March 3, 2022 • Good Morning!

  2. Review Day Squares & Cubes

  3. Warm-up: Complete in your notebook/binder. Estimate each square root. Write your answer as a fraction. 1. 2. 3. When you finish the warm-up, sign into Delta Math.

  4. Warm-up: Complete in your notebook. Answers Estimate each square root. Write your answer as a fraction. 1. 2. 3. When you finish the warm-up, sign into Delta Math.

  5. Warm-up: Complete in your notebook. Answers Estimate each square root. Write your answer as a fraction. 1. 2. 3. When you finish the warm-up, sign into Delta Math.

  6. Warm-up: Complete in your notebook. Answers Estimate each square root. Write your answer as a fraction. 1. 2. 3. When you finish the warm-up, sign into Delta Math.

  7. 1 36 121 256 4 49 144 289 324 9 64 169 16 81 196 361 25 100 225 400

  8. Let’s line up! Each student will get a card. You will try to form a number line from least to greatest. It is possible for some students to be equivalent.

  9. Practice Problem Did you notice the word CUBE in the problem above? Always read carefully!!

  10. Practice Problem - Answer 5 I will use an organized list to find my answer: 1 x 1 x 1 = 1 2 x 2 x 2 = 8 3 x 3 x 3 = 27 4 x 4 x 4 = 64 5 x 5 x 5 = 125

  11. Practice Problem • Jordan guessed 5.8 • Mason guessed 6.2 • Derontae guessed 6.8 • Mackenzie guessed 7.4

  12. Practice Problem • Jordan guessed 5.8 • Mason guessed 6.2 • Derontae guessed 6.8 • Mackenzie guessed 7.4 incorrect - the answer has to be between 6 and 7 incorrect - the answer is closer to 6, not 7 incorrect - the answer has to be between 6 and 7 36 38 40 42 44 46 48 49 50 6 squared 7 squared Answer to the question: Mason guessed closest to her favorite number.

  13. Practice Problem Can you draw a picture using TILES?

  14. Practice Problem - Answer 7 squared OR 7 x 7 9 squared OR 9 x 9 Be careful...this is a cube number, not a square number. 12 squared OR 12 x 12

  15. Blooket Squares & Cubes

  16. Square Roots and Cube Roots Let’s practice!! https://www.blooket.com/set/608171943c160b001c38a850

  17. Mr. Rogers wants to fence his square backyard. He has measured his yard to be 875 sq ft. Fencing is sold by the foot, how many feet of fencing will Mr. Rogers need to purchase? The fencing cost $ 3.65 per foot what will be the purchase cost?

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