Place Value
what is the place value of the 3 in the following number?
123,456,789,101
billions
A prime number is...
A number which only has the factors 1 and itself.
example: 2, 3, 5
A rational number is ANY number that ....
Ends in can be written as a fraction or ratio.
Examples:
Fractions: like 3/4 or 1/2
Whole numbers - can be written as fractions over 1
Decimal numbers that terminate - like 0.25
Decimals that repeat - like 0.333333
Scientific notation uses the base ten model to multiply or divide numbers by 10 which does what to the decimal?
Moves the decimal to the right if it is a multiple and to the left if it is a division question.
2^3 What is the name for the "2" part of this number?
BASE
what is the place value of the 3 in the following number?
125,436,789,101
10 millions
A composite number is....
Any number that has more than 2 factors.
examples: 4 (1,2,4) or 10 (1, 2, 5, 10)
Yes it is rational because it will terminate.
2/5 = .2
3.4 x 10^3 =
3400
3^5 - What is the 5 called in this number?
Exponent or power
what is the place value of the 3 in the following number?
120,456,783,101
thousands
List all the prime numbers between 10-30 including 10 and 20.
11, 13, 17, 19, 23, 29
Which of the following are rational numbers?
3/4 4/5 Pi (3.14159...)
0.010010001....
3/4 and 4/5
5.06 x 10^4 =
50600
Expanded form of 4^6
4 x 4 x 4 x 4 x 4 x 4
what is the place value of the 3 in the following number?
121,456,789.103
thousandths
List all the composite numbers between 10-30 including 10 and 20.
10, 12, 14, 15, 16, 18, 20, 21, 22, 24, 25, 26, 28, 30
What is an irrational number?
A number that cannot be written as a fraction or goes on forever.
Examples
square root of 2
Pi = 3.14159...
6.005 / 10^4 =
0.0006005
Simplify the following using exponents. 5 x 5 x 5 x 5
5^4
what is the place value of the 3 in the following number?
121,456,789.301
tenths
List all the prime numbers between 50-70
53, 59, 61, 67
90/100 or 9/10 or .9 is a rational number because it terminates as a decimal number and can be written as a fraction.
Turn the following into a simplified number using scientific notation.
10,020,000,000,000
1.002 x 10^13
Solve for the following number in standard form.
2^6
2 x 2 x 2 x 2 x 2 x 2 = 64