Rational or Irrational?
Decimals and Fractions
Squares and Square Roots
Cubes and Cube Roots
Equations
100
Any number that can be written as a fraction.
What is a rational number?
100
1/5 as a decimal.
What is 0.20?
100
Approximate the square root of 54 to the nearest tenth.
What is 7.3?
100
Is 100 a perfect cube?
No
100
x2=169 (two answers)
13 and -13
200
The square root of 90
What is an irrational number?
200
0.45 as a fraction.
What is 9/20?
200
Approximate the square root of 95 to the nearest tenth.
What is 9.7?
200
Is 8 a perfect cube?
Yes
200
There is a garden that is shaped like a square. You have 625 inches of area. What is the side length of the garden?
25 inches
300
Which number is the largest?
23 square root of 61 2pi
What is 23?
300
1.8 as a fraction.
What is 1 and 4/5 ?
300
List at least one way perfect squares and perfect cubes are alike.
What is they are both numbers, they are named for a geometric object (square, cube), they both have roots (square root, cube root), they both use exponents / repeated multiplication?
300
The cube root of 700 rounded to the nearest hundredth.
What is 8.88?
300
t3=729
9
400
Which number is the largest?
4pi square root of 144 32
What is 4pi?
400
Convert the repeating decimal to a fraction: .121212121212..
What is 4/33 ?
400
The square root of 1625 is between these two whole numbers.
What is 40 and 41?
400
The definition of a perfect cube.
What is a number whose cube root is an integer?
400
x = -√16
x= -4
500
Put the following numbers in order from least to greatest:
23 3pi cube root of 1000 square root of 77
What is
23 square root of 77 3pi cube root of 1000?
8 8.8 9.42 10
500
The repeating decimal 3.153153153153153... as a fraction
What is 3 and 17/111?
500
1,9,16,25,36,49...
What are perfect squares?
500
Find the volume of a standard Rubik's Cube (a 3x3x3):
What is 27 cubic units?
500
r2 = 225
15 and -15