Writing Expressions

7 more than a number b

• 7+b

• b+7

• b-7

• 7b

70 divided by a number m

• 70m

• 70-m

the difference of 18 and a number c

• 18-c

• c-18

• 18+c

the product of c and 9

• 9-c

• c+9

the sum of 4 and y

• 4+y

• 4-y

• 4y

15 less than b

• 15-b

• b-15

• 15b

13 subtracted from t

• t - 13

• t/13

• 13 × t

• 13 + t

Wayne ate Takis everyday for n days. He ate 28 bags total. Write an expression for how many bags of Takis Wayne ate each day.

Ms. Yarber had x dollars. She spent $33 on her nails. Write an expression to show how much money she had left.

John bought b boxes of juice. Each box has 12 bottles of juice. Write an expression to represent how many bottles of juice he bought.