Order Of Operations
4 x 3 + 3
15
4 x 3 = 12
12 + 3 = 15
8 x 6
48
if Irena and 12 other medics are in the ghetto, and 8 of them leave with kids. How many are left?
5
13 - 8 = 5
42/2
21
63 - 20
13
34 - 10 x 2
14
10 x 2 = 20
34 - 20 = 14
6 x 12
72
2 + 6 x 7
40
6 x 7 = 42
42 + 2 = 44
13 x 3
39
6 + 8 x 3 - 5
25
8 x 3 = 24
24 + 6 = 30
30 - 5 = 25
15 x 4
60
Virginia plans to send a message to America 47 minutes after 5:34, when will she send the message
6:21
34 + 26 = 60
47 - 26 = 21
What is an exponent?
2
2 x 4
2
4 = 4 x 4 = 16
16 x 2 = 32
what is n!
find 5!
120
1 x 2 x 3 x 4 x 5
2 x 3 x 4 x 5
6 x 4 x 5
24 x 5
120
Long division?
1365/5
273
drawn on white board