Expressions Practice

Write an expression to represent "the product of 3 and x"

• 3 + x

• 3x

• 3 - x

• 3 ÷ x

Write an expression to represent "the quotient of z and -2"

• z - 2

• -2z

• (-2) ÷ z

• z ÷ (-2)

Write an expression to represent: "the sum of twice a number and 7"

• 2n + 7

• 2 (n + 7)

• (2 + n) + 7

• 2n(7)

• 2 + n (7)

Write an expression to represent "3 less than a number y"

• 3 - y

• 3 < y

• y - 3

• y ÷ 3

Daniel scored three times as many points as Michael in a one-on-one basketball game. Write an expression for the number of points Daniel scored, in terms of M, the number of points Michael scored.

• 3M

• M ÷ 3

• 3 + M

• M - 3

Write the expression.
Four times as many apples. 

• 4 + a 

• 4a 

• 4 - a 

• a - 4

Three times a number increased by nine

• 3h-9

• 3(h-9)

• 3(h+9)

• 3h+9

There were x cookies at the beginning of a party. By the end of the party, 16 of them had been eaten. Using x, write an expression for the number of cookies that were left.

• 16

• x + 16

• 16 - x

• x - 16

I open a saving account with $200 and plan to put $50 per month in the account.
Which expression represents this situation after x number of months?

• 200 + 50x

• 200x + 50

• 200 + x + 50

• 12x(50 + 200)

Five times a number plus 4

• 5xn+4

• 5/n+4

• 5n+4

• n5+4