Basic Technical Mathematics - 1.2 Fundamental Operations of Algebra

Question 1

The order a set of numbers are added doesn’t matter, as the answer is always the same. This is called the ____________ ____ for addition.

E.g. 2+3+4 or 3+2+4 = 9

Answer 1

The order a set of numbers are added doesn’t matter. as the answer is always the same. This is called the commutative law for addition.

E.g. 2+3+4 or 3+2+4 = 9

Question 2

The ________ ____ states that the sum of 3+ numbers is the same, no matter the way they are grouped for addition

E.g. 3 + (5 + 6) = (3 + 5) + 6

Pg 25

Answer 2

The associative law states that the sum of 3+ numbers is the same, no matter the way they are grouped for addition

E.g. 3 + (5 + 6) = (3 + 5) + 6