Prime Factorization Video Lesson
(Click on Pictures to practice math)
Order of operations Millionaire game
[ Parentheses / Exponents / Multiplication & Division / Addition & Subtraction ]
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Fractions, Decimals, and Percents | ||
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Measuring Angles with a Protractor
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Multiply Mixed Numbers Fractions
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Houghton Mifflin Math Test Practice
Houghton Mifflin Test Prep Practice
Chapter 3
Place Value Through
Thousandths
A period of numbers is every group of three numbers
seperated by a comma but NOT after the decimal.
Standard Form, Expanded Form, Word Form and
Power of 10
3,769,076
=3,000,000+700,000+60,000+9,000+70+6
=(3x106)+(7x105)+(6x104)+(9x103)+(7x101)+(6x100)
=three million, seven hundred sixty-nine thousand, seventy-six
Power of 10 also know as
Scientific Notation
100=1
101=10
102=100
103=1,000
104=10,000
105=100,000
When comparing whole numbers line up the numbers by
place value then from the left compare the digits.
1,461,575
1,463,281 1,463,281 >
1,461,575
With decimals align numbers by decimal points remember
to add zeros if needed. Start comparing from the left.
4. 4.000
4.32 4.320
4.317 4.317 4 < 4.317 <
4.32 Which is the least?
When rounding whole numbers and decimals
underline the place you need to round to then circle the digit to the
right. When the circled digit is ³ 5 bump up and change digits to the right to zeros
when it is a whole number or drop them if its a decimal. When the circled digit
is <5 do not change the rounding place digit.
667,935 rounded to the nearest hundred is 668,000
6.218 rounded to the nearest hundredth is 6.22
0.972 rounded to the nearest tenth is 1.0
543.072 rounded to the nearest tens is 540 and nearest tenths is
543.07.
Ch 3 Place Value Through Thousandths Quiz Practice
ixl.com Place Values
ixl.com Convert Between Place Values
ixl.com Word Form for Numbers
Brainpop.com Standard and Scientific Notation
Place
Value
