1. Mercredi 1er Septembre Warm up

2. HW Corrections 3. 4 4. 400 5. 1 6. 81 7. 9 8. 16 9. 10. √9 + 16 11. √64/4 12. 2√100 - 75

3. Review: What does it mean to Square a number? What does it mean to take the Square Root?

4. What do we do if asked to find the square root of a number and the answer is not a whole number? 1) Use the CALCULATOR Round to the nearest thousandth the following numbers √8 √50 Round to the nearest tenth the following numbers √80 √45

5. 2) Put the number in between 2 integers

6. Putting numbers on a number line √8 -5 5 -1 -2 -3 -4 1 2 0 3 4 √50 10 8 9 1 0 2 3 4 5 6 7 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10

7. Applications with partner

9. Jeudi 2 Septembre Warm up ·Put the following square roots between 2 consecutive integers √110 -√50 ·Round the following expressions to the nearest tenth √17 √62 √70

10. Homework correction 2. -√72 3. √200 4. -√340 5. Round to the nearest tenth 6. √83 7. √91.5 8. √650 9.√190

11. Where do square roots fit in our number map?

12. ·If the square root of a number is a whole number or a terminating decimal, it's rational Ex : ·If the square root of a number is a non terminating decimal, you can be sure it's irrational Ex:

13. Rational or irrational ?

14. Study guide Rational or irrational? Putting square root between 2 integers Square roots and order of operations Finding and rounding square roots

15. Review game

16. -4

21. √121 - 12 √25 - 9 2

22. Round the following number to the nearest tenth √62 √27 √71

24. Vendredi 3 Septembre Warm up

25. Study guide check

26. Quiz # 1 Determine wether the following numbers are rational or irrational (explain why) : 1. 5/7 2. -4 3. 2.3434... 4. √50 5. √64 6. π

27. Using the order of operations, find the value of the following expressions 7. 7 - √16 11. 3√25 + 5 8. √49 - 8 9. √100 - 36 10. √36 3

28. Put the following irrational numbers between 2 consecutive integers 12. √30 13. √90 14. -√36 15. Order the following numbers from least to greatest 3 , 2/3 , √10 , 22 , √4

29. Round the following square roots to the nearest tenth: 16. √83 17. √12 18. √1223 Round the following square roots to the nearest hundredth: 19. √77 20. √24

30. Plot the following numbers on the number line: 21. √2 22. √100 23. √47 24. -√25 10 8 9 1 0 2 3 4 5 6 7 -1 -2 -3 -4 -5 -6 -7 -8 -9 -10

31. 25. Complete the map of numbers