1.   Which operation should be done first when evaluating 15 5 3 + 2 - 1?
    A. division B. addition
    C. multiplication D. subtraction
    Hint

  2.   Evaluate 5 + 6 2 + 4.
    A. 13 B. 7
    C. 17 D. 5
    Hint

  3.   Evaluate 27 ÷ 3 ·3 + 5.
    A. 17 B. 32
    C. 72 D. 8
    Hint

  4.   Name the operation that should be done first in the expression
9 (7 3) 2.
    A. addition B. multiplication
    C. subtraction D. division
    Hint

  5.   Multiply 45.3 × 102.
    A. 453 B. 4,530
    C. 4.53 D. 0.453
    Hint



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