Simplifying Expressions

Fractions

100

Simplify (28/36)

7/9

200

(2/5)+(1/3)

11/15

300

(7/12) - (5/6)

-(1/4)

400

(2/5) * (3/8)

3/20

500

(4/9) / (4/3)

1/3

Combining Like Terms

100

3b + 2b - 5+ b

6b - 5

200

3 + 5x + 2 + 4x

9x + 5

300

10b - 4b -b + 2 + b

6b + 2

400

5xy + 6y + 3xy - 2y + 6x²   

8xy + 4y + 6x²

500

12x² + 30 + 24y + x + 6x² -5x² - 5y 

13x² + 19y + x + 30 

Distribution

100

2(3x + 4)

6x + 8

200

(x - 7)5

5x - 35

300

-7(4 - 7x)

-28 + 49x

400

2(8x - 6) - 4(x + 3)

12x - 24

500

(x + 5)(x - 3)

x² + 2x - 15

Distribution

100

6(6y + 5)

14x + 3y

200

-(12w + 45)

-12w - 45

300

2 - (-x + 3) 

x - 1

400

7x - 5(7x - 4)

-28x + 20

500

3(12y + 9 - 3x)

36y + 27 - 9x

Vocabulary

100

Each part of an expression separated by a plus or minus sign. 

What is a term. 

200

A letter  or symbol that stands for an unknown value. 

What is a variable 

300

Terms that have the same variable and exponent.

What are like terms. 

400

A number that stands by itself, is not attached to a variable.

What is a constant

500

A number that does not stand by itself. It is a number attached to a variable and multiplied to that variable.

What is a coefficient