Question

Troy bought 117 feet of white rope and 162 feet of yellow rope. He wanted to cut each rope into 9 equal pieces.

Explain how to calculate the difference in length between one piece of white rope and one piece of yellow rope.

A.
Step 1 Multiply: 117 by 9.
Step 2 Multiply: 162 by 9.
Step 3 Add the two products.

B.
Step 1 Multiply: 117 by 9.
Step 2 Multiply: 162 by 9.
Step 3 Subtract the two products.

C.
Step 1 Divide: 117 by 9.
Step 2 Divide: 162 by 9.
Step 3 Subtract the two quotients.

D.
Step 1 Divide: 117 by 9.
Step 2 Divide: 162 by 9.
Step 3 Add the two quotients.

Answer 1

C.
Step 1 Divide: 117 by 9.
Step 2 Divide: 162 by 9.
Step 3 Subtract the two quotients.