Show:
Square Roots
Exponents/Square Roots
Scientific Notation
Vocabulary
Rational and Irrational Numbers
100
What is the square root of 169?
13
100

What is the square root of 9 + the square root of 49?

10

100
What is 1.25 x 10 to the 5th power?
125000
100
What are square roots?
a number that is created by a number multiplied by itself
100

Is 3.14 rational or irrational?

irrational

200

Which is closer to the square root of 82? 9 or 10?

9

200
What is 5 to the 5th power?
3,125
200
What is 3.4 x 10 to the -8th power?
0.000000034
200
What are exponents?
a number that is multiplied by itself multiple times
200
Is the square root of 49 rational of irrational?
rational
300
What is the length of the side of a square with an area of 144 m?
12
300
What is the square root of 36 times the square root of 4?
12
300
What is 123400000 in scientific notation?
1.234 x 10 the 8th power
300
What is scientific notation?
numbers that are too long to be written out and that are multiplied by moving the decimal over until it is greater that 1 and less than 10 and multiplying it by 10.
300
Is the square root of 2 rational or irrational?
irrational
400
What are the square roots of 25?
5 and -5
400
What is (4 to the 4th power) to the 3rd power?
4 to the 12th power
400
What is 0.00893 written in scientific notation?
8.93 x 10 to the -3rd power
400
What is a rational number?
a number that can be written as a fraction
400

Which number is irrational? a. 65 b. the square root of 144 c. 2. 38084...

c. 2. 38084...

500

What two integers is the square root of 30 between?

5 and 6

500
What is 2 to the 4th power times 3 to the 3rd power?
864
500
What is 5.71 x 10 to the 4th power?
57100
500
What is an irrational number?
a number that can be written as decimals but not fractions
500
Is 47897/349734 rational or irrational and why?
It is rational because it can be written as a fraction.