Front

The quotient of 28 and 4.

Back

28 ÷ 4

Front

A third of x increased by 1 is the same as 7.

Back

⅓X + 1 = 7

Front

The product of 12 and a number.

Back

12 × n

Front

10 increased by 5.

Back

10 + 5

Front

8 plus n.

Back

8 + n

Front

The difference between a number and 5.

Back

n - 5

Front

The sum of 15 and a number.

Back

15 + n

Front

The product of 9 and x.

Back

9 × x

Front

The quotient of x and 3.

Back

x ÷ 3

Front

Twice a number decreased by 4.

Back

2n - 4