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Math Vocab-Unit 1
Place Value
| Term | Definition |
|---|---|
| decimal number | A number worth less than one whole |
| decimal point | The period that separates the whole from the decimal |
| digit | Any numeral from 0-9 |
| expanded form | Represents the value as a sum Ex. 5.75 = 5 + 0.7 + 0.05 |
| expanded notation | Represents value as a sum where each digit is multiplied by its value Ex. 5.75 = (5 x 1) + (7 x 0.1) + (5 x 0.01) |
| hundredth | A place worth 1/100 of a whole, represents pennies in money Ex. 0.05 = five hundredths |
| numeral | Names a number |
| period | A three digit grouping of numbers between commas, has a hundreds, tens, and ones place Ex. millions, thousands, units |
| standard form | Represents a value using digits |
| tenth | A place 1/10 of a whole, represents dimes in money Ex. 0.7 = seven tenths |
| whole number | A set of counting numbers, includes zero |
| word form | Represents a value using words Ex. 5.75 = five and seventy-five hundredths |
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