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A B C D E F G 2.2 (+) 2.3 (–) 2.4 2.5 (x) 2.6 2.7 (÷) 2.8 1 1 1 1 1 1 1 2 2 2 2 2 2 2 3 3 3 3 3 3 3 2.2 Addition 2.5 Multiplication 2.3 Subtraction 2.6 Distributive Property 2.8 Probability & Odds 2.7 Division 2.4 Matrices Question Find the sum: -35 + 41 + ( -18 ) A1 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer - 12 A1 Question Name the property that makes the statement true. (-4 + 3) + 1 = -4 + (3 + 1) A2 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer Associative Property of Addition A2 Question In the game that decides the high school football championship, your team needs to gain 14 yards to score a touchdown and win. Your team’s final four plays result in a 9-yard gain, a 5-yard loss, a 4-yard gain, and a 5-yard gain as time runs out. What was the final score? A3 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer 9 + ( -5 ) +4 + 5 = 13 A3 Question -8 – (-12) + 3 B1 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer 7 B1 Question 6 – | -2 | – ( -2 ) B2 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer 6 B2 Question A submarine is at a depth of 725 feet below sea level. Five minutes later, it is at a depth of 450 feet below sea level. What is the change in depth of the submarine? B3 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer 275 ft. B3 Question Find the sum of the matrices. C1 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer These matrices cannot be added since they have different sizes. C1 2x3 3x2 Question Find the difference of the matrices. C2 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer C2 Question Use the matrix showing the number of Democratic and Republican members of the House of Representatives from Arkansas, Delaware, and North Dakota. What does the entry in the first row, second column represent? C3 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer Two Republican members of the House of Representatives from Arkansas. C3 Question Find the product. ( -3 )( -1 )( 4 )( -6 ) D1 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer -72 D1 Question Evaluate the expression. 9r3 – ( -2r ) when r = 2 D2 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer 76 D2 Question Multiply the matrix by the term specified. D3 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer D3 Question Use the distributive property to rewrite the expression without parenthesis. 3(x+4) E1 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer 3x + 12 E1 Question Simplify the expression by combining like terms if possible. 3x2 + 4x + 8 – 7x2 E2 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer -4x2 + 4x + 8 E2 Question Use the distributive property to rewrite the expression without parenthesis. (6 – 3w)( -w2 ) E3 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer -6w2 + 3w3 E3 Question Find the reciprocal of the number. - 2¾ F1 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer - 4/11 F1 Question Find the quotient. -18 ÷ ⅜ F2 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer - 48 F2 Question Find the domain of the function. y= 1 x+2 F3 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer x = all real numbers except -2 F3 Question A bottle contains 8 marbles: 3 are red and 5 are blue. You are to take a marble from the bottle without looking. What is the probability that you will pick a red marble? G1 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer 0.375 (3 / 8 or 37.5%) G1 Question Suppose it is equally likely that a teacher will chose any day from Monday, Tuesday, Wednesday, Thursday, and Friday to have the next test. What are the odds that the next test will be on a day starting with the letter “T”? G2 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer 2 to 3 G2 Question A standard deck of cards contains 52 cards. There are 4 suits: hearts, diamonds, clubs and spades. Each suit contains 13 cards. You are asked to select a card from the deck without looking. What is the probability of drawing a ten? G3 Timer: 1 minute |||||||||||||||||||||||||||||| ? Answer It is about 0.077 (4 / 52 or 7.7%). G3