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# Place value doc

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### Place value doc

1. 1. PLACE VALUE The value of a number based on its position
2. 2. Value = what is a number worth Thousands Hundreds Tens Ones 3,459
3. 3. Value = what is a number worth 3,459 3,000 + 400 + 50 + 9
4. 4. The Decimal Separates the wholes from the fractions 45.75 Whole Part
5. 5. The Right of the Decimal 5 6 7 10 100 1000 Tenths Hundredths Thousandths 3.567
6. 6. Four Different Ways to Write it! Standard Form Expanded Form Expanded Form with Exponents Word Form
7. 7. Standard Form 2,403,354,240 Period-every three digits from right to left
8. 8. Expanded Form 2,000,000,000 + 400,000,000 + 3,000,000 + 300,000 + 50,000 + 4,000 + 200 + 40
9. 9. Expanded Form with Exponents 9 8 6 5 (2X10) + (4X10) + (3X10) + (3X10) + 4 3 2 (5X10) + (4x10) + (2X10) + (4X10) Tells the number of zeros when multiplying by powers of 10
10. 10. Word Form Each period gets a comma when you write it out t wo billion, four hundred three million, three hundred ﬁfty-four thousand, t wo hundred forty Use a hyphen bet ween t wo digit words