Vocabulary Quiz Review. Lessons 1-5 Saxon7/6. Addends. Two or more numbers that are added to find a sum. Commutative Property of Addition. Changing the order of addends does not change their sum. Ex. A + B = B + A. Difference. The result of subtraction. Fact Family.
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Two or more numbers that are added to find a sum
Changing the order of addends does not change their sum.
Ex. A + B = B + A
The result of subtraction
A group of three numbers related by addition and subtraction or by multiplication and division
Ex. 2+3=5 3+2=5
The sum of any number and 0 is equal to the initial number.
Ex. 7 + 0 = 7
Operations that “undo” one another
A number from which another number is subtracted
Ex. A - 3 = 2
A number that is subtracted
Ex. 7 - A = 2
The result of addition
Changing the order of factors does not change their product.
Ex. A x B = B x A
A number that is divided
A number by which another number is divided
Two or more numbers that are multiplied
The product of any number and 1 is equal to the initial number.
Ex. 7 x 1 = 7
The result of multiplication
The result of division
An amount left after division
Zero times any number is zero
Ex. 0 x 4 = 0
The grouping of addends does not affect their sum.
Ex. (a + b) + c = a + (b + c)
The grouping of factors does not affect their product.
Ex. (a x b) x c = a x (b x c)
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