<p>PLAYER A</p><p>SUPER GENIUS</p><p>On the number line above, the numbers a and b are the same distance from zero. Level *** What is a + b? Explain how you know.</p><p>GENIUS The sum of two integers is 2, and their difference is 6. What are the two integers? Level ** Write an equation to prove your answer.</p><p>ADVANCED A research team aboard an underwater research vessel descends 1,500 feet beneath Level ** the surface of the water. They then rise 525 feet and descend again 350 feet. Where is the vessel now located? Write an expression to represent the statement.</p><p>BALLER The highest temperature recorded on Earth was 136°F, while Level ** the lowest was −129°F. What is the range of temperatures recorded on Earth?</p><p>PROFICIENT Barnes & Noble has 30 copies of Divergent. On Monday, it sells 6 copies and on Level ** Tuesday, it sells 3 copies. On Wednesday, it receives a shipment of 24 copies and also sells 8 copies. How many copies of the book does Barnes & Noble still have left? Write an expression to represent the statement.</p><p>NOVICE</p><p>Level * NOVICE</p><p>Level * ROOKIE</p><p>Level * ROOKIE</p><p>Level * START HERE</p><p>Level * PLAYER B</p><p>SUPER GENIUS A number line is shown below. The numbers 0 and 1 are marked on the line, as are two other numbers a and b. Level ***</p><p>Which of the following numbers is positive? Choose all that apply. Explain your reasoning. 1) a + 1 2) a – 1 3) −a 4) a + b 5) b – a 6) a + b + 1</p><p>GENIUS The sum of two integers is −12, and their difference is 2. Level ** What are the two integers? Write an equation to prove your answer.</p><p>ADVANCED The boiling point of water is 212°F, while -460°F is the absolute lowest Level ** temperature. Find the difference between the two temperatures.</p><p>BALLER The elevation in Death Valley is −282 feet at the Dead Sea is Level ** −1,348 feet. What is the change in elevation between Death Valley and the Dead Sea?</p><p>PROFICIENT In Buffalo, New York, the temperature was -12°F in the morning. The temperature Level ** then increased by 7°F in the afternoon and then dropped 10°F at night. What was the nighttime temperature? Write an expression to represent the statement.</p><p>NOVICE</p><p>Level * NOVICE</p><p>Level * ROOKIE</p><p>Level * ROOKIE</p><p>Level * START HERE</p><p>Level * PLAYER A’s (ANSWERS)</p><p>SUPER GENIUS</p><p> a + b is equal to zero. Since a and b are the same distance from zero, they are Level *** opposites and the sum of opposites is always zero.</p><p>GENIUS 4 and -2 Level *** 4 + -2 = 2 and 4 – (-2) = 6</p><p>ADVANCED -1,500 + 525 – 350 = -1,325 feet. Level ** The vessel is now located 1,325 feet below the surface of the water.</p><p>BALLER</p><p>Level ** The difference in temperatures is 265°F.</p><p>PROFICIENT 30 – 6 – 3 + 24 – 8 = 37 books left Level ** Barnes & Noble now has 37 copies of Divergent left. NOVICE -10 Level *</p><p>NOVICE 19 Level *</p><p>NOVICE 0 Level *</p><p>ROOKIE -3 Level *</p><p>START HERE -6 Level * PLAYER B’s (ANSWERS)</p><p>SUPER GENIUS</p><p>1) a + 1 2) a – 1 3) −a 4) a + b 5) b – a 6) a + Level *** b + 1 negative negative positive negative positive positive</p><p>GENIUS -5 and -7 Level *** -5 + -7 = -12 and -5 – (-7) = 2</p><p>ADVANCED</p><p>Level ** The difference between the two temperatures is 672°F.</p><p>BALLER</p><p>Level ** The change in elevation between Death Valley and the Dead Sea is 1,066 feet.</p><p>PROFICIENT -12 + 7 – 10 = -15 Level ** The nighttime temperature in Buffalo was -15°F. NOVICE -9 Level *</p><p>NOVICE -1 Level *</p><p>NOVICE -9 Level *</p><p>ROOKIE 6 Level *</p><p>START HERE 1 Level * </p>