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Leroy tried to evaluate an expression. Here is his work:\newline42+224×6÷3×24^2 + 2^2 - 4 \times 6 \div 3 \times 2\newline624×6÷3×26^2 - 4 \times 6 \div 3 \times 2 {Step 11}\newline364×6÷3×236 - 4 \times 6 \div 3 \times 2 {Step 22}\newline3624÷3×236 - 24 \div 3 \times 2 {Step 33}\newline368×236 - 8 \times 2 {Step 44}\newline361636 - 16 {Step 55}\newline2020 {Step 66}\newlineIs Leroy's work correct?\newline(A)No, Leroy made a mistake going from the given expression to Step 11. Leroy should have squared 44 and 22 instead of adding. The order of operations says to evaluate exponents before you add.\newline(B)No, Leroy made a mistake going from Step 33 to Step 44. Leroy should have multiplied 33 and 22 before dividing. The order of operations says to multiply before you divide.\newline(C)Yes, Leroy's work is correct.

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Q. Leroy tried to evaluate an expression. Here is his work:\newline42+224×6÷3×24^2 + 2^2 - 4 \times 6 \div 3 \times 2\newline624×6÷3×26^2 - 4 \times 6 \div 3 \times 2 {Step 11}\newline364×6÷3×236 - 4 \times 6 \div 3 \times 2 {Step 22}\newline3624÷3×236 - 24 \div 3 \times 2 {Step 33}\newline368×236 - 8 \times 2 {Step 44}\newline361636 - 16 {Step 55}\newline2020 {Step 66}\newlineIs Leroy's work correct?\newline(A)No, Leroy made a mistake going from the given expression to Step 11. Leroy should have squared 44 and 22 instead of adding. The order of operations says to evaluate exponents before you add.\newline(B)No, Leroy made a mistake going from Step 33 to Step 44. Leroy should have multiplied 33 and 22 before dividing. The order of operations says to multiply before you divide.\newline(C)Yes, Leroy's work is correct.
  1. Evaluate Exponents: Leroy starts by evaluating the expression 42+224×6÷3×24^2 + 2^2 - 4 \times 6 \div 3 \times 2. First, we need to handle the exponents. 42=164^2 = 16 and 22=42^2 = 4.
  2. Add Exponents Results: Next, add the results of the exponents: 16+4=2016 + 4 = 20.

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