Chapter 1

We will be building on adding, subtracting, multiplying and dividing whole numbers, decimals,multiples, factors, prime factors: 

Math Vocabulary: terms will be added as we go.  It is important to ;learn the language of math!

addend: the number you add to one or more other numbers  

common factor: a number that is a factor of two or more numbers

compatible numbers::Numbers that can be divided evenly.  Used in estimating division

decimal: a part of a whole number expressed in tenths, hundredths, thousandths, etc.-placed after a decimal point. (powers of ten)

difference: the answer to a subtraction problem

dividend: the number that is to be divided in a division problem

divisor: the number that divides the dividend

factor : one or more numbers that are multiplied together to get a product

Greatest Common Factor (GCF): used when simplifying fractions                         

Least Common Multiple (LCM): number that is common multiple of two more numbers:         

prime factorization: a number written as the product of all of its prime factors   

prime number:  a number that has exactly two factors : 1 and itself    

product: the answer to a multiplication problem

quotient: the answer to a division problem

sum: the answer to an addition problem        


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