Give the correct order of operations.
Parentheses, Multiplication OR Division, Addition OR Subtraction
find and fix the mistake
9 - 3 x 2
6 x 2
12
Correct answer is 3. Do multiplication then subtraction, not subtraction then multiplication.
2+3x5-4
13
14 - 2 x 7
0
Where did Mrs. Saylor go to college?
James Madison University
True or false...
Addition ALWAYS comes before subtraction
false
Find and fix the mistake:
(5 x 6) + 6 ÷ 3
30 + 6 ÷ 3
36 ÷ 3
12
correct answer: 32
division comes before addition
2+4x5-7
15
How old is Mrs. Saylor?
27
Pass My Dad A Sandwich
find and fix the mistake:
(9 x 3) + 7 - 2 x 3
27 + 7 - 2 x 3
27 + 5 x 3
27 + 15
42
correct answer: 28
multiplication (2x3) needs to go before the subtraction (7-2)
60 ÷ (2+8) + 3
Where is Mrs. Saylor originally from
New Jersey
What would be the 2nd step in solving this problem:
(4-2)+9x7
multiplication
10 x (15 ÷ 5 - 2) + 9
10 x (15 ÷ 3) + 9
10 x (5) + 9
50 + 9
59
Correct answer: 19
Need to divide before you subtract within the parenthesis
20 – (5+3) x 2 + 4
8
14+8x7-3
67
What is Mrs. Saylor's favorite animals?
cow
Order these expressions from least to greatest:
3 x 6 + 4 ÷ 2
(7-2) x 3 + 4
6 + 4 x 4 ÷ 8
answers:
1. 20
2. 19
3. 8
Least to greatest:
6 + 4 x 4 ÷ 8
(7-2) x 3 + 4
3 x 6 + 4 ÷ 2
6 x (28 ÷ 7 + 14 ÷ 7) + 2
6 x (4 + 14 ÷ 7) + 2
6 x (4 + 2) + 2
6 x 6 + 2
6 x 8
48
correct answer: 38
Need to multiply before adding
3(5+5x3)÷2
30
15x19+18÷6=
288
What is Mrs. Saylor's first name?
Gabrielle