Fiab Expressions and Equations II

Samantha works part time at a store where she earns $462.30 each month.  Write an expression that could be used to find the amount Samantha earns working any number of months, m.

• $462.30 = m
• $462m
• $462 ⋅ 4
• $1849.20

Kyle spends a total of $44 for four sweatshirts.  Each sweatshirt costs the same amount of money.  Which expression could be used to show this situation?

• 4 + y = 44
• 4 + 4y = 44
• 4y = 44
• 44 + y = 4

Suki is trying to solve the equation
62.75 + x = 92.
Can Suki add 62.75 to both sides of the equation to solve it?

• yes
• no

Suki is trying to solve the equation
62.75 + x = 92.
Can she ask, "what number can be added to 62.75 to get 92?"

• yes
• no

Suki is trying to solve the equation
62.75 + x = 92.
Can she think, "x is the difference between 92 and 62.75?"

• yes
• no

Suki is trying to solve the equation
62.75 + x = 92.
Can she divide 92 by x to get a value equal to 62.75?

• yes
• no

Suki is trying to solve the equation
62.75 + x = 92.
She knows that 62.75 + 0.25 = 63 and 63 + 29 = 92, so x must be 29.25.

• yes
• no

David and Ted are walking a trail.  Ted walks 3.1 km farther than David. 
Which equation for the number of km David walks, d, if Ted walks 5.4 km?

• d = 5.4 + 3.1
• d = 5.4 - 3.1
• 3.1 - d = 5.4
• 3.1 ÷ d = 5.4

David and Ted are walking a trail.  Ted walks 3.1 km farther than David. 
Which equation represents the number of km Ted walks, t, if David walks 4.9 km?

• t - 3.1 =4.9
• 3.1 - t = 4.9
• 4.9 + t = 3.1
• 3.1 + 4.9 = t

David and Ted are walking a trail.  Ted walks 3.1 km farther than David. 
If Ted walks 5.4 km, then David walks ____ km.

• 8.4
• 23
• 2.3
• 84