Order of Operations #2

What is the first step

in simplifying

30 + 6 ÷ 2 - 53   ?
 simplify 53
2 - 5
30 + 6
6 ÷ 2
What is the last step in simplifying 36 ÷ 9 • 4 • 2 
36 ÷ 9
4 • 2
9 • 4
36 ÷ 72
What is the first step in simplifying 18 + 3 ÷ 8 - (6 + 1)  ?
6 + 1
8 - 6
3 ÷ 1
18 + 3
a.  Simplify powersb.  Add or subtract, left to rightc.  Simplify Parenthesesd.  Multiply or divide, left to right
What is the order of operations?
a, c, d, b
c, a, b, d
b, d, c, a
c, a, d, b
Simplify 16 - 8 ÷ 2 - 1
3
8
11
15
Simplify (9 - 3)2 ÷ 4 + 2
2
20
6
11
Simplify (10 ÷ 2 • 5) + 23 
7
31
33
9
Simplify 9 - 3 + 2 - 13
3
7
2
5
Simplify (45 - 9) ÷ 3 - 5 + 2
9
5
0
8
Simplify 11 - 5 + 6 + 1 + 2 • 5
23
11
75
15
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