Unformatted text preview: Term: Definition: addends The numbers that you add together to
get a sum; for example, in 2 + 3 = 5, 2
and 3 are addends Term: Definition: addition table table of sums of the basic facts (09) Term: Definition: base the base of a number is the amount for
the grouping or regrouping that is
done in a numeration system; for
example, in our baseten system we
group 10 ones to trade for a ten and
10 hundreds to trade for a thousand Term: Definition: baseten system a number system in which each digit
has ten times the value of the same
digit one place to its right Term: Definition: basethree system a number system in which each digit
has three times the value of the same
digit one place to its right Term: Definition: difference the answer to a subtraction problem;
for example, in 5  2 = 3, 3 is the
difference Term: Definition: digits the symbols used to show a number;
for example, 14 is a twodigit number
and 237 is a threedigit number Term: Definition: expanded notation the written form of a number showing
the value of each digit, for example,
451 = 400 + 50 + 1 Term: Definition: greater than (>) more than, showing a relationship
where one number is more than
another Term: Definition: less than (<) not as great, showing a relationship
where one number is not as great as
another Term: Definition: minuend the number in a subtraction problem
that gives the total amount before
anything is subtracted; for example, in
5  2 = 3, 5 is the minuend Term: Definition: numeral symbol used to represent a number Term: Definition: numeration system a number system with or without
characteristics such as place values,
groupings and symbols Term: Definition: place value the value of a digit depending on its
place in a number; for example, the
place value of the 4 in 247 is 4 tens
while the place value of the 4 in 427 is
4 hundred Term: Definition: regroup to rearrange the formation of the
group; for example, to change 3 tens
and 4 ones to 2 tens and 14 ones Term: Definition: subtrahend the number in a subtraction problem
that gives the amount that is
subtracted; for example, in 5  2 = 3, 2
is the subtrahend Term: Definition: sum the answer to an addition problem that
gives the total or whole amount, for
example, in 2 + 3 = 5, 5 is the sum Term: Definition: symbol a sign or picture that represents some
thing or some quantity Term: Definition: trade to exchange a set of groups for
another of equal value or to exchange
a group for a set of groups of equal
value ...
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 Addition, Subtraction, Numerical digit, Numeral system

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