Solve. Write your answer in simplest form.
-Peter must practice the piano $9 \frac { 1 } { 2 }$ hours per week. He has already practiced $2 \frac { 3 } { 4 }$ hours. How many more hours does he need to practice?
A) $6 \frac { 3 } { 4 }$ hours

B) $7 \frac { 3 } { 4 }$ hours

C) 6 hours

D) $5 \frac { 3 } { 4 }$ hours

Question

Solve. Write your answer in simplest form.
-Peter must practice the piano $9 \frac { 1 } { 2 }$ hours per week. He has already practiced $2 \frac { 3 } { 4 }$ hours. How many more hours does he need to practice?
A) $6 \frac { 3 } { 4 }$ hours

B) $7 \frac { 3 } { 4 }$ hours

C) 6 hours

D) $5 \frac { 3 } { 4 }$ hours

Quizplus · Accepted Answer

To find out how many more hours Peter needs to practice, subtract the hours he has already practiced from the total hours he needs to practice per week: $9 \frac { 1 } { 2 }$ hours - $2 \frac { 3 } { 4 }$ hours = $6 \frac { 3 } { 4 }$ hours.

Solve Write Your Answer in Simplest Form 9129 \frac { 1 } { 2 }921​

Solve Write Your Answer in Simplest Form $9 \frac { 1 } { 2 }$