6th grade Expressions and Equations

Writing Expressions

100

Fern has 7 red pens and b blue pens. How many pens does Fern have?

What is "7 + b" pens?

200

Sarah had 15 quarters. She used q quarters in the vending machine. How many quarters does Sarah have left?

What is "15 - q" quarters?

300

Macy had d dollars. She gave half of her dollars to charity. How many dollars did she give to charity.

What is "1/2 d" dollars?

400

A candy company divided c bags of candy into 12 boxes. How many bags of candy are in each box?

What is "c/12" bags?

500

Five times the sum of 4 and t

What is "5(4 + t)"?

Writing Equations

100

Roger bought some used CDs at a garage sale. He gave 9 CDs to his dad and kept 12 of them for himself. How many CDs did Roger buy at the garage sale?

What is "12 + 9 = c"?

200

Felicia and Sam sold 103 muffins at the bake sale. Felicia sold 25 muffins. How many muffins did Sam sell at the bake sale?

What is "45 + s = 103"?

300

Francine walked 44 miles last month on her days off. She walked 4 miles each time. How many days did Francine have off?

What is "4d = 44"?

400

Alison took 51 candy bars and split them into groups to give out for Halloween. She put 3 bars in each group. How many bunches did Alison make?

What is "3b = 51"

500

The sum of 13 and the quotient of 6 and x is equal to 15.

What is "13 + 6/x = 15"?

Solving Equations

100

18 + x = 36

What is "x = 18"?

200

x - 45 = 88

What is "x = 133"?

300

x/3 = 10

What is "x = 30"?

400

15 * x = 75

What is "x = 5"?

500

x/7 - 4 = 3

What is "x =49"?

Simplifying Expressions

100

3x + 2x

5x

200

7y − 4y

3y

300

4x + 3 + 2x

6x+3

400

5x + 2 + 3x − 1

8x+1

500

2(x + 4) + 3x

5x+8

Mixed

100

x+6x

7x

200

x + 5 = 12

x = 7

300

8x + 12 + 5x

13x + 12

400

2x + 4 = 12

x = 4

500

2(x + 4) = 14

x = 3