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1. Add: a) (+51) + (-37) + (-11) b) (-95) + (-42) c) (-61) + (-34) d) (+32) + (-10) b) (37) - (+52) c) (-17) - (+53) d) (+19) - (+1) - 2 2. Subtract: a) (15) - (-31) - 6 3. Multiply: a) (-16) X (+9) b) (-4) X (-18) c) (0) X (+16) d) (-14) X (+2) b) (+165) ÷ (+5) c) (-720) ÷ (-9) d) (+32) ÷ (+8) 4. Divide: a) (-222) ÷ (+2) 5. Solve using order of operations: a) (11 X 4)2 - 6 + 8 b) 7 -6/2 2 c) (9 - 2) + (7+1) 2 d) (8 - 2 + 10)2/2 e) Create your own question containing at least 4 operations and solve. 6. Find the circumference of a circle with a diameter of 5.89 m. 7. Find the circumference of a circle with a radius of 4.11 m. 8. Calculate the circumference for each circle: a) diameter of 20.1 m. b) radius of 12.52 m 9. What does the mathematical symbol pi ( )۽equate to? 10. Solve: a) 7x - 11 = 36 b) 9x – 10 = 89 11. Solve through substitution: a) x2 + 8 (sub +2) b) 11x + 2 (sub - 5) c) 9x – 3 (sub -1) d) 100 -2x2 (sub -5) c) 8x + 1 = 65 12. Collect like terms: a) 4x – 2 = x + 19 b) 8x - 11 = -4x + 25 c) 9x - 4 = 3x + 32 d) 14x - 2 = 10 + 8x 13. Use the distributive property and then collect like terms: a) -2(x + 8) = 22 b) 4(x + 1) = -2(x – 14) c) -9(2x + 6) d) 2(-2x +3) = 50 e) -2(x - 5) 14. List all the factors of: a) 400 b) 500 c) 27 d) 99 e) 125 f) 244 15. Illustrate the concept of GCF with two numbers of your own choosing. 16. List the first five multiples of: a) 4 b) 9 c) 8 d) 14 17. Calculate the LCM shared between 2 and 3. 18. Use the Pythagorean Theorem to solve for the missing side of each triangle: a) A: 11m, B: 12m, C : ___ b) A: ___, B: 4m, C: 5m 19. If the mast of a sailboat’s sail is 4.89 m tall, and the boom (bottom) is 6.1 m long, what is the distance from the top of the mast to the tip of the boom? 20. Add 5.5 to each side and solve for ‘x’: 21. List two real life uses of rate. 22. Write three equivalent ratios (showing all of your work) using 1:2:3 as a starting point. 23. Calculate the following percentages: a) 27/66 b) 54/65 c) 65/99 d) 71/71 e) 21/45 24. What is the probability of rolling two even numbers on two 6-sided dice. 25. Describe a real life situation involving probability. 26. Emma and Mackenzie shake on a bet to see who will have better marks on their next test. Emma scores 15/19 on her French quiz, while Mackenzie scores 18/25 on her math test. Who won the bet?