Sophie tried to evaluate an expression. Here is her work:92÷32×2+7×681÷9×2+7×6 {Step 1}9×2+7×6 {Step 2}18+7×6 {Step 3}25×7 {Step 4}175 {Step 5}Is Sophie's work correct?(A)No, Sophie made a mistake going from Step 1 to Step 2. Sophie should have multiplied 9 and 2 before dividing. The order of operations says to multiply before you divide.(B)No, Sophie made a mistake going from Step 3 to Step 4. Sophie should have multiplied 7 and 6 before adding. The order of operations says to multiply before you add.(C)Yes, Sophie's work is correct.
Q. Sophie tried to evaluate an expression. Here is her work:92÷32×2+7×681÷9×2+7×6 {Step 1}9×2+7×6 {Step 2}18+7×6 {Step 3}25×7 {Step 4}175 {Step 5}Is Sophie's work correct?(A)No, Sophie made a mistake going from Step 1 to Step 2. Sophie should have multiplied 9 and 2 before dividing. The order of operations says to multiply before you divide.(B)No, Sophie made a mistake going from Step 3 to Step 4. Sophie should have multiplied 7 and 6 before adding. The order of operations says to multiply before you add.(C)Yes, Sophie's work is correct.
Evaluate powers: Step 1: Evaluate the powers in the expression. 92÷32×2+7×681÷9×2+7×6
Perform division: Step 2: Perform the division.81÷9×2+7×69×2+7×6
Multiply results: Step 3: Multiply the results.9×2+7×618+42
Add results: Step 4: Add the results.18+4260
More problems from One-step inequalities: word problems