| Term | Definition |
|---|
| addend | a number that is added to another in an addition problem. Example: 2 + 4 = 6 (2 and 4 are ___________ ) |
| addition | the process of adding numbers; the opposite of subtraction is _____________ |
| Associative Property of Addition | the property that states you can group numbers in different ways and get the same answer when you add. Example: 3 + (8 + 5) = (3 + 8) + 5 shows the _______________ Property |
| Assosiative Property of Multiplication | the property that states you can group numbers in different ways and get the same answer when you multiply. Example: 3 x (4 x 2) = (3 x 4) x 2 shows the ______________ Property |
| benchmark | a known number of things that helps you understand the amount of a different number of things is called a ____________ |
| Commutative Property of Addition | the property that states when the order of two addends is changed, the sum is the same. Example: 4+5 = 5+4 shows the ____________ Property |
| Commutative Property of Multiplication | the property that states when the order of two factors is changed, the product is the same. Example: 4x5 = 5x4 shows the ____________ Property |
| decimal | a number with one or more digits to the right of the decimal point is called a ___________ |
| decimal point | a dot used to seperate dollars from cents in money is called a __________ ___________ |
| difference | the answer to a subtraction problem is called a ___________ |
| digit | any one of these ten symbols-- 0,1,2,3,4,5,6,7,8, and 9 used to write numbers is called a ________ |
| Distributive Property | the property that states that multiplying a sum by a number is the same as multiplying each addend by the number and then adding the products. For example: 5 x (10 + 6) = (5 x 10) + (5 x 6) shows the _______________ Property |
| dividend | the number that is divided in a division product. Example 36 ÷ 6, 36 is the __________ |
| divisible | if a number _____________, it can be divided evenly by another number with no remainders. For example, 9 is ___________ by 3 because 9 ÷ 3 = 3. 10 is not ___________ by 3 because 10 ÷ 3 = 3 r 1. |
| division | ______________ is the prcess of breaking a number into groups. It is the opposite of multiplication |
| divisor | the ________________ is the number that divides the dividend. For example, in 15 ÷ 3, the number 3 is the _____________ |
| equation | a number sentence that has an equal sign. For example, 4 + 5 = 9 is an _____________ |
| equivalent decimals | two or more decimals that look different but name the same amount. For example, .6 and .60 and .600 are all ____________ ____________ . |
| estimate | when you ________________, you find an answer that is close to the same amount. |
| expanded form | a way to write numbers by showing the value of each digit. For example, 234 is 200 + 30 + 4 in ____________ ____________. |
| expression | a number sentence without an equal sign is called an ______________. For example, 2 + 3 |
| factor | a number that is multiplied by another number to get a product. For example, 12 x 4 = 48, 12 and 4 are both ______________. |
| formula | a set of symbols that is a mathematical rule. For example, to find the area of a square, you multiply the length times the width. A = L x W is a ____________. |
| greater than (>) | a symbol used to compare two numbers when the first number is greater. |
| greater than or equal (≥) | a symbol used to compare two numbers when the first is greater than or equal to the second |
| hundredth | one of a hundred equal parts is called a ______________. For example, 1 penny is a __________ of 1 dollar. |
| Identity Property of Addition | the property that states that any number plus 0 equals that same number. For example, 0 + 16 = 16 shows the ____________ ____________ |
| Identity Property of Multiplication | the property that states that any number multiplied by 1 equals that same number. For example, 9 x 1 = 9 shows the ____________ ____________ |
| inequality | a sentence that shows that two expressions are not equal. For example, 2+3 > 1+ 1 is an ______________. |
| millions | the period after thousands is called the ____________ period |
| order of operation | the order that you do a math sentence in. (Parentheses, Multiplication, Division, Addition, Subtraction) (PMDAS) (Pardon My Dear Aunt Sally) () x ÷ + - |
| period | each group of three numbers seperated by commas. For example 234,345,567 has three __________ |
| product | the answer to a multiplication problem. For example 2x 3= 6, the __________ is 6 |
| quotient | the answer to a division problem. For example, 12 ÷ 4 = 3, 3 is the __________. |
| remainder | the ___________ is the number left over when a number cannot be divided evenly by another number. |
| round | when you __________, you replace a number with another one that is ABOUT the same amount. For example, 2,345 _______ to the nearest hundred is 2,300. 5 or more, raise the score, 4 or less, let it rest. |
| standard form | the ____________ ______________ of a number is that number written in regular number form. For example, two hundred fifty two in ___________ ____________ is 252. |
| variable | a ___________ is a letter that represents a number we don't know. 2+ m = 5, m is the ______________. |
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