20-6-2+8÷4÷2=20-4+8÷2=20-4+4=20

a student performs the following computation by hand . find the incorrect steps and explain whats wrong. what is the correct answer?
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1 Answer

Need to use order of operations

8/4 = 2 then 2/2 = 1

so it is now 20 - 6 - 2 + 1

work left to right

14 - 2 + 1

12 + 1 = 13
by Level 5 User (11.9k points)

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