Expressions From Words

Pam put pink frosting on one-fourth of the cookies she made. If y is the total number of cookies she made, which expression shows the number of cookies with pink frosting?

• ¼ y

• ¼ + y

• y - ¼

• y ÷ ¼

Matthew is 3 times older than Brian. If x represents Brian’s age, which expression represents the combined age of Matthew and Brian?

• 3x

• 3x + x

• x + 3

• x + x + 3

six less than the number of men
Let m = number of men

• 6 - m

• m - 6

The first side of a triangle is x feet long. The second side is three times the first, and the third side is two feet more than the second. Which expression represents the third side?

• 3x

• x + 2

• 3x + 2

• x + 3(2)

Look at the table below. Write an equation to match the pattern between m, minutes and bubbles blown, b.

• b = 12(m)

• b= m +12

• b = m ÷ 12

• none of these

twenty-two inches longer than the width

• 22-w

• 22w

• w-22

• w+22

The temperature was d degrees in the afternoon. It was 30 degrees colder in the evening. Which expression will show the new temperature?

• d + 30

• d - 30

• 30 - d

There were 47 frogs in a pond. f of the frogs hopped away. Choose the expression that represents the number of frogs left in the pond.

4 less than x 

• 4 - x

• x - 4

• 4x

• -4x

Fourteen times a number

• n-14

• 14n

• 14 + n

• 14 - n