Writing Expressions from Word Problems

Which expression shows "12 more than a number"

• n + 12

• n - 12

• 12n

• n $\div$ 12

Write the expression.

A jar has c cookies. Three more cookies were put into the jar.

• 3c

• c - 3

• c + 3

• c ÷ 3

Write the expression.

Twelve fewer questions than were on the first test.

• 12 + q

• q - 12

• 12q

• q ÷ 12

• 12 - q

Write the expression.

Three times as many drinks on the tray.

• d + 3

• d - 3

• 3d

• d ÷ 3

Write the expression.

Five dollars less than Tim's pay.

• p + 5

• p - 5

• 5p

• p ÷ 5

• 5 - p

Roger has f goldfish in his fish tank. He went to a pet shop and bought 6 more goldfish. Which expression represents his total number of goldfish?

• f + 5

• f - 5

• 5f

• f $\div$ 5

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

• 30d

• d $\div$ 30

Jerry has 17 fewer baseball cards than Pete.

If p represents the number of cards Pete has, write an expression for how many baseball cards Perry has.

• p + 17

• p - 17

• 17 - p

• 17p

• p $\div$ 17

Mary baked some cookies on Saturday. On Sunday she baked twice as many cookies as the day before. If c represents the number of cookies she made on Saturday, write an expression for the number of cookies she made on Sunday.

• c + 2

• c - 2

• c 2 $\div$

• 2c

Sarah has some money in the bank, then she earned $12 more. Define a variable and write an expression for how much money she has in total.

• b = bank

  b + 12

• d = dollars

  m + 12

• m= amount of money she has in the bank

  m + 12

• m = amount of money she earned

  m + 12