period, A group of three digits separated by commas in a multi-digit number., Distributive Property, This property states: Multiplying a sum by a number is the same as multiplying each addend by that number and then adding the products., Commutative Property of Addition, This property states: If the order of addends changes, the sum stays the same., Associative Property of Addition, This property states: If the grouping of addends changes, the sum stays the same., Identity Property of Addition, This property states: The sum of any number and 0 is the number itself., base number, The number that is used as the repeated factor with an exponent., exponent, The number that tells how many times the base number is used as a factor., sum, The answer to an addition problem., product, The answer to a multiplication problem., difference, The answer to a subtraction problem., quotient, The answer to a division problem., prime number, A number that has exactly two factors, 1 and itself., composite number, A number having more than 2 factors., factor, A number multiplied by another number to find a product., addend, A number added to another number to find a sum., compatible numbers, Numbers that are easy to compute mentally., dividend, The number that is to be divided in a division problem., divisor, The number that divides the dividend., estimate, A number that is close to the exact amount.

Chapters 01-03

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