Expressions

Sally would like to give away her collection of 40 rings. She divides the rings equally between her five friends and writes the equation 40/5 = R. What does R represent in the equation?

• number of rings the girl has

• number of friends the girl has

• number of rings left

• number of rings each friend will receive

The lunch order had 7 fewer steak and gravy than cheese sticks. If c stands for how many cheese sticks are ordered, which expression stands for how many steak and gravy are ordered?

• c + 7

• 7 - c

• c - 7

• 7c

Match the word problem with the expression:
During the Easter Egg Hunt, I found some eggs.  On the way to the car, I found 15 more.

• 1x + 15

• x + 15

• 15 - x

• 15 = x + 10

Match the word problem with the expression:
A teacher had 16 students.  She needed to split up her class into a number of equal groups.  When she was finished, she had 4 groups.

• f x 4 = 16

• 16 x 4 = f

• f = 16 ÷ 4

• 16 ÷ f = 4

Match the word problem with the expression or equation: Mrs. Swilley needed to give 9 boxes of supplies to some groups equally.

• 9 ÷ h = 1

• 9 ÷ h

• 1 x h = 9

• h ÷ 9

Match the word problem with the expression:
Mrs. Swilley's class had 15 students.  Each student did an equal number of word problems.  When finished, together the class completed 45 word problems.

• 15y = 45

• 45 ÷ 15 = y

• 45 ÷ y = 15

• 45 - y = 15

Match the word problem with the expression:
There are 14 rows with a number of chairs in each row in the cafeteria.  There are also 6 chairs against the wall.

• 6 ⋅ 14x

• 14 + 6x

• 14x + 6

• x = 6 + 14

Match the word problem with the expression:
A battery box contains 18 batteries.  Every toy needs the same number of batteries.  I was able to replace the batteries in 9 toys.  How many batteries did each toy need?  

• 9 ⋅ u = 18

• 18 - u = 9

• 18 = 9 + u

• 18 ÷ u = 9

Match the word problem with the expression:
Mr. Furlich had some students visit his office in the morning.  Later he had three more students visit his office.  Altogether, 19 students had visited his office throughout the day.  How many came in the morning?

• 19 - b = 3

• b + 3 = 19

• 3b = 19

• 19 - b

Match the word problem with the expression:
Each day of the week I work the same number of hours.

• 7y

• y + 7x

• 7 ÷ y