Classifying Numbers
True or False?
All whole numbers are integers.
True
Is
sqrt(10)
closer to 3 or 4?
Closer to 3
Write the following in Scientific Notation
12,300,550
1.230055*10^7
Numbers that can be expressed with a fraction, a terminating decimal, or a repeating decimal.
Rational Number
Ascending order means to go from ________ to ________
Least to Greatest
True or False?
Rational and Irrational Numbers combine to make Real Numbers.
True
Estimate
sqrt(55)
to the nearest integer.
≈7
Write the following in Scientific Notation
0.00387
3.87*10^-3
A short hand used to express very large or very small numbers using less digits.
Scientific Notation
Put the numbers in order from least to greatest.
-sqrt(2), 0.045, 3%, -1/8
-sqrt(2), -1/8, 3%, 0.045,
True or False?
1.66666666.... is an Irrational Number, because it goes on forever.
False. It never ends, but it is a repeating decimal, so it is Rational.
What two Whole Numbers does this fall in between?
sqrt(111)
10<sqrt(111)<11
Change the following into Standard Notation
8.9944*10^8
899,440,000
The product of a Whole Number multiplied by itself.
Perfect Square
Fill in the blank with <, >, or =
sqrt(7)+3__sqrt(7+3)
sqrt(7)+3 > sqrt(7+3)
What is the difference between Whole Numbers and Natural Numbers?
Whole Numbers include zero, Natural Numbers do not.
Estimate
sqrt(165)
to the nearest tenth.
≈12.8
Change the following into Standard Notation
2.0081*10^-4
0.00020081
Positive and Negative Whole Numbers
Integers
Find the Median
0, -2.79, -sqrt(7), -1/16, -pi/3
-pi/3
What Set or Sets of Numbers does this belong to?
-sqrt(49)/2
Real Numbers, Rational Numbers
A square on a large calendar has an area of
529 mm^2.
What is the length of the side of the square?
23mm
For Scientific Notation, if our exponent is positive, our number in standard form is _____ ____ one. If our exponent is negative, our number is _____ _____ one.
For Scientific Notation, if our exponent is positive, our number in standard form is greater than one. If our exponent is negative, our number is less than one.
The middle value in a list of ordered numbers.
Median Number
Put the numbers in Descending order
2.206*10^5, 200000, 5.233*10^-8, 221345
221345, 2.206*10^5, 200000, 5.233*10^-8