Math Jeopardy By Irene and Izze!

Simplifying expressions SubstitutionSequencesAdd linear expressions Subtract linear expressions

Simplyfying expressions Sort out the terms, like terms, constants, and finally coefficients: 3x+2-(-2x 2 ) Answer: terms:3x,2,2x 2 like terms: none coefficients: 3,2,-2 constants:2 back to game

x+4xy+8x 2 -3x Answer:7x+4xy+8x 2 back to game

1-600 Which one doesn’t belong? a) x-2+3x b) 4(x-2) c) -2+7x-3x d) 4x-2 Answer: b) 4(x-2) back to game

1-800 Which of the following expressions is 7a-(6a-12) in simplest form?  a-12  a+12  13a-12  13a-12 Answer: b) a+12 back to game

Substitution y+10=? if y=5 Answer:70 back to game

(2b+4)=? If b=12 Answer:84 back to game

2-600 What is an arithmetic sequence? Answer: In an arithmetic sequence, each term is found by adding the same number to the previous term: 5,10,15,20. back to game

2-800 Tom went to the store to buy 2p boxes of popcorn and y bags of Cheetos. Write an expression if p=13. Answer: 26+y back to game

Sequences What are the next three numbers in this sequence: 8,13,18,23…? Answer: 28,33,38 Back to game

3-400 What are the next three numbers in this sequence: 2.7, 3.5, 4.3, 5.1? Answer:5.9, 6.7, 7.5 Back to game

3-600 By the end of the 5 day work week, Tom had earned $240. What are the next two in the chart and the nth power? back to game DayMoney earned 1$48 2$96 3$ 4$ n$ DayMoney earned 1$48 2$96 3$144 4$192 n5×48=$240

3-800 What are the first three numbers in the this sequence: x, x, x,16, 25, 36, 49? Answer: 1, 4, 9 Back to game

Add linear expressions (5-7b)+3b Answer:-11b+10 Back to game

4-400 Explain how you would use PEMDAS to perform a linear equation. Answer: Parentheses, Exponents, Multiplication, Division, Addition, Subtraction back to game

4-600 Sam spends $1.50 for a bag of chips,$3 for a sandwich and $1.50 on a drink each day Monday through Friday.Use the Associative Property to find how much money he spends on lunch and a drink for two weeks. Answer:$60 Back to game

4-800 You spent t minutes playing soccer on the first day. On the second day, you played soccer 15 more minutes than you did on the first day. On the third day, you played soccer 30 minutes less than you did on the second day. How many minutes did you play soccer those three days if t=30 minutes? Answer: 90 minutes Back to game

subtract linear expressions What is 6(4+3a) –(a-7)? Answer: 17a+17 Back to game

5-400 (5.7x-0.8) – (4.9x-1.4) Answer:0.8x+0.6 back to game

5-600 The number of customers in a store on the first day is represented by (6x-3). The number of customers at a store on the second day is represented by (x-1). Write an expression to find how many more customers visited the store on the first day. Then evaluate the expression if x=50. Answer: 5x-2 x=50 so =248 Back to game

5-800 One linear expression is subtracted from a second linear expression and the difference is x-5 what is the difference when the second linear expression is subtracted from the first? Answer: -x+5 Back to game

The end! Hope you had fun playing Math Jeopardy! That was fun Jeopardy! Don’t you agree?