Read and Write Algebraic Expressions

Write an algebraic expression for 'A number subtracted from ten'.

• 10 - a

• a - 10

• 10a

• a ÷ 10

Which expression shows the total number of minutes in 'h' hours?

• 60h

• h ÷ 60

• 60 - h

• h + 60

What word phrase can you use to represent "5x + 2"?

• five times the sum of a number x and two

• two times the sum of a number x and five

• a number x times the sum of five and two

• the sum of five times a number x and two

Translate the phrase into an algebraic expression

"4 divided by the sum of a number and 12"

• 4 / n + 12

• 4 / (n + 12)

• 4 / 12n

• (4 / n) + 12

Translate this phrase into an algebraic expression.

• 2t - 11

• 2(t - 11)

• 2 x t - 11

Write an algebraic expression for each phrase:

12 less than the sum between 10 and -4

Write an expression that represents the difference between the areas of the two shapes. A =2x - 7 , A = 5x - 4

• 7x+ 11

• -7x + 3

• 3x -11

• 3x + 3

A book costing n dollars is reduced by 3 dollars. A man buys 7 of them.

• 7(n-3)

• 3n - 7

• n - 3

• n - 7

When I am using a word problem to write an expression and I need to use subtraction, it does not matter what order the terms are in because I will get the same answer. (Example: 4-X or X-4)

• True, it does not matter what order they are in, I can put them wherever I want

• False, in subtraction the order does matter and I need to read the problem very closely

Turn 7+x into words.

• the difference of 7 and x.

• the sum of 7 and x.

• the product of x and 7.

• the difference of x and 7.