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Math Vocabulary
4th grade math vocabulary words
| Term | Definition |
|---|---|
| expanded form | a way to write numbers by showing the value of each digit 253 = 200 + 50 + 3 |
| standard form | a way to write numbers by using the digits 0-9 34, 530 |
| word form | a way to write numbers by using words |
| round | to replace a number with another number that tells about how many or how much |
| estimate | a number that is close to an exact amount |
| inverse operations | operations that undo each other, such as addition and subtraction, or multiplication and division |
| 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. 5 x (100 + 60 + 4) = (5 x 100) + (5 x 60) + (5 x 4) |
| Factor | A number that is multiplied by another number to find a product. |
| Product | The answer to a multiplication problem. |
| Sum | The answer to an addition problem |
| Difference | The answer to a subtraction problem |
| Partial product | A method of multiplying in which the ones, tens, hundreds, and so on are multiplied separately and then the products are added together. |
| Associative Property of Multiplication | The property that states that you can group factors in different ways and still get the same product. 3 x (4 x 2) = (3 x 4) x 2 |
| Commutative Property of Multiplication | The property that states that when the order of the two factors is changed, the product is the same. 3 x 5 = 5 x 3 |
| dividend | The number that is to be divided in a division problem. |
| divisor | The number that divides the dividend. |
| quotient | The answer , not including the remainder, that results from dividing |
| remainder | The amount left over when a number cannot be divided equally |
| multiple | The product of a number and a counting number is called a ___________________ of the number. |
| compatible numbers | Numbers that are easy to compute mentally. 176 divided by 8 - 160 is easy to compute mentally- 160 divides easily by 8 |
| common factor | A number that is a factor of tow or more numbers. 2 is a common factor of 6 and 8. |
| common multiple | A number that is a multiple of two or more numbers. |
| divisible | A number is __________________ by another number if the quotient is a counting number and the remainder is zero. 18 is ______________________ by 3 |
| pattern | An ordered set of numbers or objects; the order helps you predict what will come next |
| prime number | A number that has exactly two factors: 1 and itself |
| composite number | A number that has more than two factors |
| term | A number or object in a pattern |
Created by:
TWilliams4th
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