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Decimal/place value
Term | Definition |
---|---|
Compare numbers | to consider the value of two numbers to determine which number is greater or less or if the numbers are equal in value |
Counting (natural) numbers | the set of positive numbers that begins at one and increases by increments of one each time {1, 2, 3, ..., n} |
Decimal number | a number in the base-10 place value system used to represent a quantity that may include part of a whole and is recorded with a decimal point separating the whole from the part |
Digit | any numeral from 0 – 9 |
Estimation | reasoning to determine an approximate value |
Numeral | a symbol used to name a number |
Order numbers | to arrange a set of numbers based on their numerical value |
Place value | the value of a digit as determined by its location in a number, such as ones, tens, hundreds, one thousands, ten thousands, etc. |
Whole numbers | the set of counting (natural) numbers and zero {0, 1, 2, 3, ..., n} |
Grouping symbols | symbols to show a group of terms and/or expressions within a mathematical expression |
Expanded Notation | break up a number according to its place value and expand it to show the value of each digit, using multiplication |