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 |