Measure of center
What is the Mean?
10, 15, 20, 28, 11, 21
* Mean = Add + Divide
10+15+20+28+11+21 = 105
* Divide by however many numbers there are
105 ÷ 6 = 17.5
The mean is 17.5
What is 12 x 3 ?
12 x 3 = 36
* 12 + 12 + 12 = 36
What is 7 ÷ 10 ?
7 ÷ 10 = 1 because 7 goes into 10 one time
what is 10.5 + 8.6 equal ?
it equals 19.1
What is 1+3 x 2
it equals 7
What is the mode?
10, 15, 20, 28, 11, 21, 15
Mode = The Number that occurs the most
The mode is 15
What is 12 x 4 ?
12 x 4 = 48
* Add 12, 4 times
What is 6 ÷ 12 ?
6 ÷ 12 = 2 because 6 goes into 12 two times
what is 1.25 - 0.75 ?
What is ( 4-2 ) x 2 + 5 / 2 ?
it also equals 7
What is the Median?
10, 15, 20, 28, 11, 21, 15
Median = Numbers in order & Find middle number
*Numbers in order
10, 11, 15, 15, 20, 21, 28
* Find middle number
15
Answer is 15
What is 12 x 5 ?
12 x 5 = 60
Add 12 five times
What is 9 ÷5 ?
9 ÷ 5 = 1 because 5 goes into 9 one time
what is 73.125 - 43
it equals 30.125
What is ( 5 + 10 ) ÷ 2 ?
it equals 7.5
What is the Mean?
15, 20, 28, 11, 21, 15
Add = 110
Divide = 18.3
Answer = 18.3
What is 12 x 6 ?
12 x 6 = 72
Add 12 six times
What is 9 ÷ 2 ?
9 ÷ 2 = 4 because 2 goes into 9 four times
what is 300.3 + 100.4 ?
it equals 400.7
what is 9+8×(6+10) ?
it equals 137
What is the mode?
11, 14, 15, 11, 20, 17
The mode is 11 because it occurs the most
What is 12 x 7 ?
12 x 7 = 84
Add 12 seven timew
What is 9 ÷ 20 ?
9 ÷ 20 = 2 because 9 goes into 20 two times
what is 100.9 + 85.4 equal?
it equals 186.3
which one has greater value?
1 .6+19x2-17(3x8) or
3. (3x7)-5+23-8x2 ?
The one that has the greater value is NUMBER 2