Which shows a correct order to solve this story problem?

Isabel rode her bike 18.9 miles this week. She rode her bike 3 times farther last week than this week. How far did Isabel ride her bike in the two weeks?

A.
Step 1 Multiply 18.9 × 3.
Step 2 Subtract 18.9 from the product.

B.
Step 1 Multiply 18.9 × 3.
Step 2 Add 18.9 to the product.

C.
Step 1 Divide 18.9 by 3.
Step 2 Add 18.9 to the quotient.

D.
Step 1 Divide 18.9 by 3.
Step 2 Subtract 18.9 from the quotient.

Question

Which shows a correct order to solve this story problem? 

Isabel rode her bike 18.9 miles this week. She rode her bike 3 times farther last week than this week. How far did Isabel ride her bike in the two weeks?
 
 A.
Step 1 Multiply 18.9 × 3. 
Step 2 Subtract 18.9 from the product.
 
 B.
Step 1 Multiply 18.9 × 3. 
Step 2 Add 18.9 to the product.
 
 C.
Step 1 Divide 18.9 by 3. 
Step 2 Add 18.9 to the quotient.
 
 D.
Step 1 Divide 18.9 by 3. 
Step 2 Subtract 18.9 from the quotient.

texaschic101 · Answer

you would multiply 18.9 x 3 to find out how much she rode her bike last week. Then you would add that to how much she rode her bike this week. So your answer is B.