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Evaluate 4 + 3² × 2.
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Evaluate 4 + 3² × 2.
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Which expression means: subtract 3 from 5, square the result, and then multiply it by 4?
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Which operation must be completed first in 18 ÷ (3 + 3 ) + 2³ × 4?
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Which placement of brackets makes the expression equal to 39?
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A student evaluates 2 + 3² × 4 as 100. Which explanation gives the correct order and result?
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For 3² + 24 ÷ 6 × 2, which line should be written after evaluating the index and then completing the next operation?
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Evaluate 3 [2 + (4² − 10 ) ].
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Which pair of expressions has the same value?
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The figure shows a number passing through a calculation machine. What number should appear in the empty output box?
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Which expression is represented by the operation tree in the figure?