First step Order of Op.
Substitution
Pattern Rule
Order of Operations
100

8 + (15 - 3)

What is subtraction?

100

5m  - 2 where m = 4

What is 18?

100

1, 3

2, 5

What is 2x  +  1?

100

40 - 7  x  5

What is 5?

200

15 /5  - 2

What is division?

200

m - 6, where m is 14

What is 8?

200

3, 4

4, 5

What is  x + 1?

200

24 / 6 + 2

What is 6?

300

19 - 4 + 6 x  8

What is multiplication?

300

2  +  3y, where y = 4

What is 14?

300

5, 9

6, 11

What is   2x  - 1?

300

3 + (14 - 10)

What is 7?

400

(40 + 8 x 5) - 8

What is multiplication?

400

6y, where y = 5

What is 30?

400

0, 3

1, 6

What is 3x + 3?

400

(8 x 2) - (10 - 5)

What is 11?

500

(23 - 6) + (20 /4)

What is subtraction?

500

30 - 5m, where m = 3

What is 15?

500

4, 10

5, 14

What is 4x  - 6?

500

18 - 4  + 2  + 10

What is 26?