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Numbers
Operations in Base 10
| Term | Definition |
|---|---|
| remainder | in whole number division, when you have divided as far as you can, what has not been divided (what is left over) |
| whole number | zero and the counting numbers 1,2,3... |
| long division | a standard procedure suitable for dividing simple or complex multi- digit numbers |
| finite decimal | a decimal that contains a terminating number of digits |
| compare | to decide if one number is greater than, less than, or equal to another |
| compose | to put together, as in numbers or shapes |
| decimal notation | a number containing a decimal point |
| exponent | the number that tells the number of time the base is multiplied by itself |
| rounding | to find the nearest ten, hundred, thousand, etc. |
| add | to combine or put together two or more quantities |
| quotient | answer to a division problem |
| hundredths | the name of the next place to the right of tenths |
| period | in a large number, they are groups of 3 digits separated by commas or by spaces (123,456,789) |
| tenths | in the decimal numeration, this is the name of the place to the right of the decimal point |
| decompose | to separate or take apart |
| comparison bars | used to represent larger and smaller amounts in a comparison situation |
| dividend | a number that is divided by another number |
| subtrahend | in subtraction, this is the number being subtracted |
| algorithm | a step-by-step method for computing |
| divide | to separate into equal groups and find the number in each group or the number of groups |
| divisor | the number by which another number is divided |
| standard form | the common way of writing a number using digits |
| word form | a way of using words to write a number |
| thousandths | the name of the place to the right of the hundredths in the decimal numeration system |
| expanded form | a way to write numbers that shows the place value of each digit |
| inverse operations | operations that undo each other |
| less than | a phrase used to compare two numbers |
| inequality | a mathematical sentence that compares two unequal expressions using one of the symbols <,>, or ≠ |
| multiply | the operation of repeated addition on the same number |
| greater than | a phrase used to compare two numbers |
| array | an arrangement of objects in equal rows |
| base 10 numbers | numerals based on groups of ten |
| place value | the value of a digit based on its position in the number |
| digit | any of the symbols 0,1,2,3,4,5,6,7,8, or 9 |
| area model | a model of application that shows each place value product within a rectangle |
| addend | any number being added |
| powers of 10 | using a base number of 10 with an exponent |
| product | the answer to a multiplication problem |
| fluently | a "comfort" with math that is a combination of efficiency, accuracy, and flexibility |
| minuend | in subtraction, this is the number you subtract from |
Created by:
mslind
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