Find each Sum 3 4 Evaluate the expression 2 4 Simplify each expression using the distributive property OneStep Equations Solve 05 m 12 ID: 776136
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Slide1
Expressions & Equations Review
Slide2Find each Sum
- + (- )
-3 + 4
Slide3Evaluate the expression
- ) =
2 ÷ (-4) =
Slide4Simplify each expression using the distributive property
Slide5One-Step Equations
Slide6Solve
−0.5+ m = −1.2
Slide7Solve
−22 = −9 + n
Slide8Solve
−23 = p − 9
Slide9Solve
−7g = −49
Slide10Solve
−60 = −0.6y
Slide11Solve
= 2.5
Slide12Solve
-h = -45
Slide13Solve
Caroline withdraws $45.62 from her bank account. She has -$65.98 in her account. How much did she originally have in her bank account?
Let c = the amount of money in Caroline’s bank account
c -45.62 = -65.98
+45.62 +45.62
c = -$20.36
Slide14Solve
Theresa baked cookies to share with her friends. She split the cookies into 8 equal groups. If each friend got 6 cookies, how many cookies did Theresa bake in all?
Let c= the total number of cookies Theresa baked
c÷8=6
x8
x8
c=48
Slide15Two-Step Equations
Slide16Solve
x + 9.4 = −3.2
6h = −24
Slide17Solve
6m −8 = −56
Slide18Solve
4(8c −3) = 500
Slide19Solve
h + h = -3
Slide20Solve
4(−2b + 6)+ 2 = −30
Slide21Solve and check each equation below.
Slide22Looping
Slide23A bag contains four green gumballs, three blue gumballs, and two red gumballs, all the same size and shape. Use this information to answer questions a, b, c, and d below:
a) What is the probability of choosing a red gumball?
b) What is the probability of choosing a blue gumball?
c) What is the probability of choosing a green gumball?
d) If you are going to reach into the bag and pull out a gumball at random, what color are you most likely to get? Explain your answer
Slide24Slide25If you used a random number generator for the numbers from 1 through 20 to play a game, what is the theoretical probability of getting each of these outcomes?
a. A multiple of 3 or a multiple of 7, P(multiple of 3 or multiple of 7)
b. P(even or odd)
c. P(prime or 1)
d. How did you find the probabilities of these events? Be ready to share your ideas with the class.
Slide26Jennifer babysat on Friday and made $52.50 in 6 hours. On Sunday, she babysat for 4 hours and made $35. Was the amount she earned each day proportional to the number of hours that she worked?
Slide27Slide28