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    Evaluate: 1850 – [450 – {210 – (100 – 60 – 7)}]
    Question

    Evaluate: 1850 – [450 – {210 – (100 – 60 – 7)}]

    A.

    1507

    B.

    1437

    C.

    1652

    D.

    1577

    Correct option is D

    Given: 

    1850 – [450 – {210 – (100 – 60 – 7)}] 

    Concept Used: 

    Operation preference wise

    Symbol

    Brackets

    [], {}, ()

    Orders, of

    x (power), √ (root), of

    Division

    ÷

    Multiplication

    ×

    Addition

    +

    Subtraction

    -

    Solution: 

    1850 – [450 – {210 – (100 – 60 – 7)}] 

    = 1850 – [450 – {210 – (33)}]

    = 1850 – [450 – {177}]

    = 1850 – [273]

    = 1577 

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