Real Number System
Which decimal is equivalent to 3/11?Is it rational or irrational?
0.27272727...........
Rational
Is 1/2 greater or less than 11/20.
(Hint: show me mathematically with an inequality sign)
1/2 is less than 11/20
I have three numbers: 5/4, 1 8/25, and 1.3. Place them in order from least to greatest
5/4, 1.3, 1 8/25
Between 1950 and 2010, the United States population has increased by 6.5 x 106. What is this value expressed in standard form?
What is 6,500,000
What does each letter in ADSAD stand for?
What is...
A=add
D=divide
S=subtract
A=add
D=divide
What number is exclusive to the whole number subset?
0
Ms. Perez was given 4 numbers and she needs to determine which one is the least out of them.
4.1x100, 5.3x10-3, 6.1x10-4, 2.1x103
6.1x10-4
My friend Larry loves the number 4 A LOT! He gives me 5 numbers and asks me to list them greatest to least. The numbers are: .004, 1/4, 4%, 4/9, 4x10-1
4/9, 4x10-1, 1/4, 4%, .004
There are 3,400,000,000 particles of dust per cubic meter in a ventilation system. What is the equivalent of this number in scientific notation form?
What is 3.4x109
The mean or average
List 3 numbers that would belong to the integer group but NOT the whole number group.
Different Answers. (ex. -5, -3, -28)
How do we create a square root symbol on our calculator?
Press 2nd, then x2
Place the following numbers in order from least to greatest:
√144
√4
3√1000
3√64
√4, √144, 3√64,3√1000
The mass of a paper clip is 9.4 × 1 0^ -4 kilogram. What is this mass in standard form?
0.00094 kg
In Jesse's last 3 basketball games he scored 16, 9, and 25 points. What is the mean absolute deviation of this data set?
5.53
The two trees in Opal’s back yard have circumferences of 12 5/8 inches and 12 3/5 inches. Which circumference is larger?
12 5/8
Rebekah and Casey are having a math war. Casey thinks that .75 is less than 5/8, Rebekah thinks it is greater. Who is correct and why?
Rebekah because 5/8 = .625
.75 is greater than .625.
6/7 of the dolls in Sarah's collection have blonde hair. 88% of the dolls in Jessica's collection have blonde hair. Who has more dolls with blonde hair?
(Hint: Answer in a complete mathematical sentence)
Jessica. 88% is greater than 6/7
Disney's Cars earned $1,100,000,000 in revenue at the box office in its first week. How much money did this particular animated film make?
1.1x109
In the subtraction step of MAD SAD, why will I never have a negative value?
Because we are subtracting the ABSOLUTE VALUE
When a rational number is added to an irrational number.What is the result: rational or irrational?
Always Irrational. (ex. 2 + Sq.Root 3)
James and Kimberly are ordering a pizza from Domino's Pizza. James ate 1/3 of the pizza while Kimberly ate 45% of it. Who ate a greater amount?
* Answer in a complete sentence for full credit *
Kimberly ate more than James; because 45% is greater than 1/3
Is 56 greater or less than the square root of 3249?
The square root of 3249 is greater than 56
or
56 is less than the square root of 3249.
The University of Texas had 2.7x104 students enrolled in 1950. In 1900, the university enrolled 3.7x103. How many more students were enrolled in 1950 than in 1900?
What is 23,300
On my last 4 tests in my math class I've made a 89, 96, 100, and 65. What is the mean absolute deviation of this data set?
11.25