1. Math Challenge 12/1 Solve the following. 1. -5 + -7 = ____ 2. -6 + 8 = _____ 3. 15 + 3 = _____

2. Math Challenge 12/2 1. If I have 5 M&M’s and I take away 7, how many to I have to borrow to make up the difference?

3. Math Challenge 12/3 Write down all the x points from the following sets. 1. (8, 9) x = ____ 2. (-1, 3 ) x = ____ 3. (-7, 2) x = _____

4. Math Challenge 12/4 Subtract the following integers 1. 14-17 = ____ 2. -4 – 8 = ____ 3. 14- (-10) = ____

5. Math Challenge 12/5 Draw a coordinate plane 1. What are the signs of the numbers located in the first quadrant? 2. What are the signs of the numbers located in the III quadrant?

6. Math Challenge 12/8 1. -10 + 15 = ____ 2. -10 +15-20 = ____ 3. -20 – (-15) = ____

7. Multiplication 12/9 1. 9 x 6 = 1. 9 x 6 = 2. 3X 7 = 2. 3X 7 = 3. 4 x 3 = 3. 4 x 3 = 4. 5X 5 = 4. 5X 5 = 5. -5 x -5 + ? 5. -5 x -5 + ?

8. Math Challenge 12/10 1. 5 X-8 = ___ 1. 5 X-8 = ___ What happens when a negative is multiplied by a positive? What happens when a negative is multiplied by a positive? What happens when a negative is multiplied by a negative? What happens when a negative is multiplied by a negative?

9. Math Challenge 12/11 Divide Away 1. -1 ÷ -3 = ___ 2. ½ ÷ ¼ = ___

10. Math Challenge 12/12 The table shows how many times a cricket chirps at different temperatures. How many times will a cricket chirp at 60 degrees? Outside Temperature (°F) Chirps per minute 85180 80160 75140 70120