6th Grade Math: Expressions and Equations

Order of Operation (Simple)

100

Evaluate the expression: 2+3(8) =

26

200

Evaluate the expression: (10 - 2) x 5

40

300

10-3² =

1

400

3+9²=

84

500

100 - 8 x 2 + 4² =

100

Order of Operations (Complex)

100

4² - 1² =

15

200

(11 – 2²) + 3²

16

300

(9 - 2² + 10 x 8)÷5

17

400

((9 + 3 – 8) x 10) ÷ 2² =

10

500

12 + 6² ÷ ( 1+ 4 x 2) - 3 x 2² =

4

Writing Expressions

100

Translate the sentence into a mathematical expression: Two times a number n.

2n

200

Translate into an expression: One more than three times a number n

3n + 1

300

Write the expression: Two less than five times a number n.

5n - 2

400

Jennie bought 3 red cotton scarves for $𝑑 each in the department store. She gave a $50 bill to the cashier at the counter. Write the expression for the change she will receive at the counter.

50 - 3d

500

Ronda has worked as a sales staff member in a dress store for 6 months. She earns her basic salary of $450 per month. In addition, she earns $3 for each dress she sells and $5 for each handbag. Last month, she sold 𝑝 dresses and 18 handbags. Write the expression for her total salary last month.

$540 + 5p

Pot Luck

100

What is 5/8 + 3/5 expressed as a mixed number? 

1 9/40

200

What is 254 ÷ .04?

6350

300

What is the area of a square with a side length of 5² in.

625 sq. in. or 625 in²

400

What is the LCM of 5 and 12? 

60

500

What is the GCF of 12, 30, and 45? 

3

Solving Equations

100

Solve for a: 2a = 36

a = 18

200

Solve for b: b ÷ 3 = 60

b = 180 

300

Solve for u: 64 = 16u

u = 4

400

Solve for x: 2x - 2 = 14

x = 8

500

Solve for x: 17x + 7 = 58

x = 3