Rational or Irrational
What is the difference between the decimals in rational and irrational numbers?
Rational decimals end or repeat.
Irrational decimals never repeat and never end.
What is the square root of 225
15
0.3 repeating to fraction
1/3
In scientific notation, the first number should be between ___ and ___.
1 and 10
4x102 x 2.1x107
8.4x109
1. Multiply exponents, ______
2. Divide exponents, ______
3. Power to a power, ______
4. Negative power, ____ __ __ __ ________
5. Power of 0, _____
1. Add
2. Subtract
3. Multiply
4. Put it in the basement
5. equals 1
What will grow bigger the more you take away from it?
a hole
A non-repeating decimal that goes on forever
Irrational
What is the cube root of 1,728
12
What is 0.52 repeating as a fraction.
52/99
What is 9,200 in Scientific Notation.
9.2x103
8.24x1012 / 2x106
4.12x106
2k^4 * 4k
8k^5
A plane crashed brutally with just a few survivors. It landed on the India-Pakistan border. Where did they bury the survivors?
No one buries the survivors.
What is pie rational or irrational.
irrational?
What do you call square roots that equal perfect "nice" numbers?
perfect squares
What is 0.47 repeating as a fraction.
47/99
What is 0.0312 in Scientific Notation.
3.2x10-3
5*10^-2 + 1.6*10^-3
5.16*10^-2
x^2y^-4 * x^3y^2
(x^5)/(y^2)
If a red house is made of red bricks and a yellow house is made with yellow bricks, then what will a green house be made of?
glass
Is the square root of 25 rational or irrational.
rational
What two whole integers is the square root of 96 between.
9 and 10
What is 0.33 repeating as a fraction is lowest terms.
11/33
Which number is greater:
2*10^7 or 7.4*10^6
2*10^7
6.36*10^3 - 5.8*10^-1
6.35942*10^3
(2x^4y^-3)^-1
(y^3)/(2x^4)
In a one-storied pink house, everything in the house is pink in color. The lamp, the floor, the sofa, the TV and the kitchen too. So what color are the stairs?
It is a one-storied house so it has no stairs.
Is the decimal 8.2472 rational or irrational.
rational
What is the difference between a square and cube roots.
square root finds a number multiplied 2 times.
cube root finds a number multiplied 3 times.
What is 0.201 repeating as a fraction.
201/999
Which number is greater:
2.8*10^6 or 3.9*10^6
3.9*10^6
(3.59*10^-2)/(2.22*10^1)
1.617*10^-3
(2x^4y^-4z^-3)/(3x^2y^-3z^4)
(2x^2)/(3yz^7)
A few months have 30 days, a few others have 31 days, which months have 28 days?
All the months of the year have 28 days.