Vocabulary
The order of operation
PEMDAS
9 - 3 x 2=12
3
3 + 4 x 5
23
14 - 2 x 7
0
How many students in our class today?
7
P stands for?
Parentheses
32 - 6=0
3*3-6=3
7 + (2 x 4) - 1
14
49 ÷ (3+4) + 52
59
How many teachers are there teaching 6th grade math summer school?
1
E stands for?
Exponent
4 + 5 + 7 - 3 x 2 = 26
You need to follow PEMDAS and do x first. Correct answer is 10.
56 ÷ (4+4) + 32
39
5 + 14 ÷ 2 × 5
40
You can remember PEMDAS by saying?
Please excuse my dear aunt Sally?
Tell what 5 3 really means
It means 5 x 5 x 5
103 = 30
10*10*10=1000
20 – (5+3) x 2 + 4
8
(4-1)2 + (5+ 1)2
45
What is 17.5 x 6?
105
The problem was 20 - 5 x 2 + 3. My answer was 33. What did I do wrong?
I went from left to right without using the correct order of operations.
52+ 1=11
5*5+1 = 26
(5 x 4) – 6 ÷ 2 + 9
26
12+ 22 x 32 - 42
21
What is the capital of China?
Beijing