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 2 years ago
Kristina’s work to simplify the expression 12 ÷ 3 + (7 – 5) + 32 • 6 is shown below. Did Kristina make a mistake? If so:
Part 1: Explain where she made her mistake.
Part 2: Simplify the expression correctly to tell what her answer should have been.
Expression: 12 ÷ 3 + (7 – 5) + 3^2 • 6
Step 1: 12 ÷ 3 + 2 + 3^2 • 6
Step 2: 12 ÷ 3 + 2 + 9 • 6
Step 3: 12 ÷ 3 + 11 • 6
Step 4: 4 + 11 • 6
Step 5: 4 + 66
Answer: 70
 2 years ago
Kristina’s work to simplify the expression 12 ÷ 3 + (7 – 5) + 32 • 6 is shown below. Did Kristina make a mistake? If so: Part 1: Explain where she made her mistake. Part 2: Simplify the expression correctly to tell what her answer should have been. Expression: 12 ÷ 3 + (7 – 5) + 3^2 • 6 Step 1: 12 ÷ 3 + 2 + 3^2 • 6 Step 2: 12 ÷ 3 + 2 + 9 • 6 Step 3: 12 ÷ 3 + 11 • 6 Step 4: 4 + 11 • 6 Step 5: 4 + 66 Answer: 70

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lexiamee
 2 years ago
Best ResponseYou've already chosen the best response.1where do you think her mistake is??

lexiamee
 2 years ago
Best ResponseYou've already chosen the best response.1Use PEMDAS parenthases exponents multipication divition addition subtraction. Did she use this? Did she do the steps correctly

kcute_face_bhunnie_
 2 years ago
Best ResponseYou've already chosen the best response.1Step three?

lexiamee
 2 years ago
Best ResponseYou've already chosen the best response.1yes correct. Good Job!.
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