Patterns Algebraic Expressions Equations Algebraic Expressions 2 Misc
Question Write the first three numbers in the pattern: Start with 20 and multiply by 2 repeatedly
Answer 1 – 10 20, 40, 80
Question Write the first 4 numbers in the pattern Start with 100 and divide by 2 repeatedly
Answer 1 – , 50, 25, 12.5
Question Write a rule for the number pattern 25, 29, 33, 37, 41…
Answer 1 – 30 Start with 25 and add 4 repeatedly
Question Write a rule for the number pattern 55, 55, 44, 33…
Answer 1 – 40 Start with 55 and subtract 11 repeatedly
Question Write a rule for the number pattern 1, 1, 2, 3, 5, 8, 13, 21
Answer 1 – 50 Start with 1, 1 and add the two previous terms to get the next term
Question Write an algebraic expression for the model
Answer 2 – 10 2x + 1
Question Draw a model for the following algebraic expression 5x + 2
Answer 2 – 20 Model:
Question Write an expression for the word phrase: 6 less than x
Answer 2 – 30 X - 6
Question Write an expression for the word phrase The quotient of d and 12
Answer 2 – 40 d/12
Question Write a word phrase for the expression: 9 – r = 1
Answer 2 – 50 Answers will vary
Question X + 9 = 21
Answer 3 – 10 X = 12
Question X – 20 = 40
Answer 3 – 20 X = 60
Question n = 125
Answer 3 – 30 N = 25
Question n/30 = 7
Answer 3 – 40 N = 210
Question x = 16
Answer 3 – 50 X = 3.5
Question Evaluate for x = 5 2 (x + 6)
Answer 4 – 10 22
Question Evaluate for x = 11 2x - 11
Answer 4 – 20 11
Question Evaluate for x = x ÷ 2
Answer 4 – 30 14
Question Evaluate for x = (x)
Answer 4 –
Question Evaluate for x = 11 3x – 2x + 5
Answer 4 – 50 16
Question Fill in the blank 5 (8 – 3) = (5 · 8) – (5 ·___)
Answer 5 – 10 3
Question Fill in the blank 10 (a + b) =( 10· ____) + (10 ·b)
Answer 5 – 20 a
Question What property is shown? 2 (2+3) = 2(2) + 2(3)
Answer 5 – 30 Distributive Property
Question What do you call the letters than stand for numbers in expressions or equations?
Answer 5 – 40 Variables
Question Fill in the blanks: 11 (x + y) =( ____ · ____ ) + (____ · ____)
Answer 5 – 50 11, x, 11, y