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Chapter 1 - 2 Vocab.


addend one of the numbers being added in an addition problem
fact family a set of related addition and subtraction sentences
inverse operatioins operations that undo each other
number a word that names a quantity of something; a number is shown with a symbol, written words, or concrete models
even a whole number that has a 0, 2, 4, 6, or 8 in the ones place
odd a whole number that has a 1, 3, 5, 7, or 9 in the ones place
digits any one of the ten symbols 0, 1, 2, 3, 4, 5, 6, 7, 8, or 9 used to write numbers
standard form a way to write numbers by using the digits 0 - 9, with each digit having a place value
expanded form a way to write numbers by showing the value of each digit
word form a way to write numbers by using words
pattern an ordered set of numbers or objects; the order helps you predicts what will come next
Created by: Central 3 Math