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Kamila [148]
3 years ago
12

Evaluate : [11 - 20 ÷ (52 - 13) ÷ 3 + 8] x 2

Mathematics
2 answers:
marshall27 [118]3 years ago
5 0
<h3>Solution:</h3>

Evaluating the expression using BODMAS:

<u>                 Work                                                                                                 </u>

Step-1: [11 - 20 ÷ (52 - 13) ÷ 3 + 8] x 2

Step-2: ⇒ [11 - 20 ÷ 39 ÷ 3 + 8] x 2                       <u>[Bracket subtraction</u>]

Step-3: ⇒ [11 - 20/39 ÷ 3 + 8] x 2                              [<u>Bracket division</u>]

Step-4: ⇒ [11 - 20/39 x 1/3 + 8] x 2                                        

Step-5: ⇒ [11 - 20/117 + 8] x 2                               [<u>Bracket multiplication</u>]

Step-6: ⇒ [19 - 20/117] x 2                                         [<u>Bracket addition</u>]

Step-7: ⇒ [2223/117 - 20/117] x 2                

Step-8: ⇒ [2203/117] x 2                                        [<u>Bracket subtraction</u>]

Step-9: ⇒ 2203/117 x 2                                    

Step-10 ⇒ 4406/117 (Final Answer)                           [<u>Multiplication</u>]

stellarik [79]3 years ago
4 0

Answer:

4406/117

Step-by-step explanation:

Order of operations PEMDAS

Parentheses:

  [11 - 20 ÷ (52 - 13) ÷ 3 + 8] x 2

= [11 - 20 ÷ 39 ÷ 3 + 8] x 2

Multiply or divide:

⇒ [11 - 20 ÷ 39 ÷ 3 + 8] x 2

= [11 - 20/117 + 8] x 2

Parentheses:

⇒ [11 - 20/117 + 8] x 2

= 2203/117 x 2

Multiply or divide:

⇒ 2203/117 x 2

= 4406/117

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