Algebraic Expression

Symbols

100

What is this symbol (  )  ?

Parentheses 

200

What is this symbol  {   }

Braces

300

What is this symbol [    ]

Brackets

400

What order do you do the symbols?

Parentheses, brackets, braces 

500

Which part would you solve second? {4+[6-(2+1)]}-1

6-3

Parentheses

100

(4 + 3) + 5

12

200

6 x (8-5 )

18

300

(81 / 9) - 3

6

400

(8 + 3 ) + (9 x 3)

38

500

(8+4) x (9x4) 

432

Brackets

100

[6+(2+3)]+4

15

200

12 - [3 x (6-2)]

0

300

[5+(2+3)]+1

11

400

[18−(12÷3)]×(4+2)

84

500

(5×2)+[10−(6+2)]

12

Braces

100

2 x {3 + [5+(8 / 2)]}

24

200

4 x {[2 +(6-4)] + 3} = 

28

300

{6+[8−(3+2)]} + 3

12

400

{10 + 6 x (2 +1)]} + 5

33

500

{[12−(4+2)]+(3×2)}

12

Review

100

What is the place value of the 7 in the number 987,654

thousands

200

Write 7,302 in standard form

7,000 + 300 + 2

300

890,234 ___ 890,324

<

400

what is 80,000 + 700 + 2 in standard form?

80,702

500

Round 72,234 to the nearest thousand

72,000