Adding and Subtracting Lengths

Write an algebraic expression in simplest form for the perimeter of a rectangle with side lengths (-3x + 1) and

(2x - 5)

• 1x + 6

• -x - 4

• -x + 4

• -x - 6

Question #20

Write a simplified expression for the perimeter of a triangle with side lengths of: (5x-3) yards, (5x-3) yards, and (6x-2) yards.

• (6x − 8) yards

• (10x − 6) yards

• (16x − 8) yards

• (14x − 8) yards

• None

Write and simplify an expression to represent the perimeter of a triangle with the side lengths of: (x+4) feet, (2x+1) feet, and (3x-2) feet.

• (4x + 3) feet

• (6x + 5) feet

• (5x - 3) feet

• (6x + 3) feet

• None

Pia has 9/10 meter of ribbon. She cuts off 3/5 meter of the ribbon to use as a bow on a box. How much ribbon does Pia have left?

• 1/2

• 3/10

• 5/6

• 6/15

Ken uses 3/4 yard of blue yarn and 1/8 yard of red yarn for an art project. What is the total length of yarn Ken uses?

• 7/8 yard

• 1 1/4 yards

• 1 yard

• 1 1/8 yards

Jose ran 3/10 miles and Syd ran 1/2 miles. How many more miles did Syd run than Jose?

• 1/5

• 1/2

• 1/4

• 1/3

Neil swam 1/3 lengths of the pool. Mia swam 1/2 lengths of the pool. How many more lengths of the pool did Mia swim than Neil?

• 1/6

• 1

• 5/6

• 1/2