| A | B |
| a number above the line in a fraction that tells how many parts of the total are being counted | numerator |
| fractions with 1 in the numerator and counting numbers in the denominator | unit fractions |
| a number that can be written as the quotient of two whole numbers; 0 cannot be in the denominator | fraction |
| fractions that have equal value or the same decimal form | equivalent fractions |
| states that a number multiplied by 1 or representations of 1 (such as 3/3) result in a product that is identical to the given number | identity property of multiplication |
| a number below the line in a fraction that tells the number of units or size of the parts found in a given whole | denominator |
| a counting number that has more than 2 factors | composite |
| a number that is divisible by 2 | even |
| the answer to a multiplication problem | product |
| the answer to a division problem | quotient |
| a number that divides exactly into a given whole number | factor |
| a counting number that has exactly 2 unique factors | prime |
| a property of multiplication that states the order in which the numbers are multiplied does not change the product | associative property of multiplication |
| a rectangular arrangement of items that is organized in rows and columns | array |
| a number that is equal to a counting number times itself | square number |
| the order in which the numbers are multiplied does not change the product | commutative property of multiplication |
| the quantity in a division problem that is being divided | dividend |
| the quantity in a division problem by which another quantity is being divided | divisor |
| the greatest counting number that is a common factor of two or more numbers | greatest common factor |
| the least number that is a common multiple of two or more numbers | least common multiple |
| a number that is the product of a given number and a whole number | multiple |