Decimals
Quiz yourself by thinking what should be in
each of the black spaces below before clicking
on it to display the answer.
Help!
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| Commutative Property of Multiplication | the order in which factors are multiplied does NOT change the product
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| Identity Property of Multiplication | the product of any factor and 1 is equal to the factor
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| Associative Property of Multiplication | the grouping of the factors does NOT change the product
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| compatible numbers | numbers that are easy to multiply mentally
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| powers of 10 | numbers like 10, 100, and 1,000, because they can be written with exponents
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| rounding | finding the approximate value of a specific number or place value
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| example of Identity Property of Multiplication | 46 x 1 = 46
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| example of Associative Property of Multiplication | (9 x 4) x 5 = 9 x (4 x 5) = 36 x 5 = 9 x 20 = 180
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| example of Commutative Property of Multiplication | 25 x 4 = 4 x 25 = 100
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| estimate | an approximate value (not an exact answer), helps you do mental math
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| product | the result of a multiplication problem
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Or sort by any of the columns using the down arrow next to any column heading.
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Created by:
Jerman
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