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10 Cards in this Set
- Front
- Back
Changing the order of factors does not change the product:
a x b = b x a Example: 5x 10 = 10 x 5 |
Commutative Property
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The product of any number and 1 is that number
Example: 72 x 1 = 72 |
Identity Property
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Changing the grouping of factors does not change the product:
Example: 3 x (5 x 4) = (3 x 5) x 4 |
Associative Property
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The product of any number and 0 is 0:
Example: 36 x 0 = 0 |
Zero Property
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When you multiply th sum of two or more addends by a factor, the product is the same as if you multiplied each addend by the factor and then added the products.
Example: 4( 2 + 3) = (4 x2) + (4x3) |
Distributive Property
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In multiplication of numbers with two or more digits, the product of each digit in one factor and the other number.
48 x 23 144 + 960 1,104 |
Partial Products
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Estimation by looking at the digits in the greatest place of each number
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Front-end Estimation
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The number that is divided in a division problem
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dividend
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The number by which a number is being divided
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divisor
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One of two or more numbers that is are multiplied to give a product
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factor
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