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Understanding Numbers

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**Place Value/Face Value**

Face value is 4 Each digit in a number has a place value and a face value. In the number 4856, the digit 4 is in the thousands place value. Meaning the place value is thousands. The number you see (4) is the face value. 4856 Place value is thousands

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**A place value chart helps us to read and understand large numbers.**

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THOUSANDS BILLIONS UNITS ones, tens, hundreds MILLIONS

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**LFH JBG CIA EKD Hundred Billion Hundred Thousand Ten Thousand**

Ten Billion Thousands Billion LFH JBG CIA EKD Hundred Million Millions Ones Ten Million Hundreds Tens

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Saying Large Numbers Understand place value helps us say large numbers properly When saying large numbers you should: A) start with the largest place value grouping B) say what you see, then say the grouped place value C) continue until all number have been read

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Try These

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**Writing Numbers In Words**

When writing numbers in words you write exactly what you say: Four hundred nine million, three hundred twenty thousand, one hundred ninety-nine

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**Try These Two hundred sixty four thousand, five hundred three**

Ninety million, sixty-two thousand four Seven hundred five million, twenty-two Five hundred sixty-three thousand, four hundred thirteen Two billion, three hundred million, seven thousand, sixteen

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Standard and Expanded Form

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**When numbers are presented in numerical digits, it is called the standard form of a number.**

4856 Standard Form

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**Numbers can also be represented in expanded form.**

This means writing the value of a number using the face value and place value of each digit. The number 4856 in expanded form is: Method a) Method b) 4 x x x x 1

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Try These 3982 23 508 3 x x x 8 x x x 1 6 x x x 100 + 5 x x 1

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Try These 3 x x x 100 + 8 x x x 10 6 x x x 5 x x 100

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Expanded Form Using Powers of 10

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**Expanded Notation Using Powers of 10**

Numbers can also be written in expanded form using powers of 10 We will call this expanded form Method C Knowing Method A and B makes method C easy

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**The number 4856 in expanded form is:**

Method a) Method b) 4 x x x x 1 Method c) 4 x x x x 100

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Try These 32 906 53 800 40 641 7 x x x x 100 9 x x x x 101 5 x x x x 100

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