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quester [9]
3 years ago
10

What is Commutative Property? I need help ASAP!! PLEASE HELP!!!!

Mathematics
2 answers:
Fudgin [204]3 years ago
7 0
The commutative propertyof addition says, "that you will get the same answer whether you are adding 1+2 or 2+1. this also works for 2 or more number."

I hope this helps!
eimsori [14]3 years ago
4 0

Commutative property states that in addition and multiplication changing the order of operands does not change the result.  Division and subtraction are not commutative.

We will see commutative property of addition by example. Let us take any two numbers like 5 and 3. Now let us add these numbers.

5+3=8

Now we will add these number by switching their order.  

3+5=8

We can see that changing order of our numbers has not affected our answer. We got 8 by either way.

5+3=3+8

Now we will see commutative property of multiplication. We will take the same numbers and multiply them.

5\times3=15

Now let us change order of our numbers.

3\times5=15

We have seen from our above examples that order doesn't matter in addition and multiplication of numbers, therefore, addition and multiplication of numbers are commutative operations.

Now let us see if this true for division and subtraction.

4-2=2

2-4=-2

We can see that 2\neq-2. As order matters in subtracting numbers, therefore, subtraction of numbers is not a commutative operation.

Now let us see an example if division is commutative or not.

\frac{4}{2} =2

\frac{2}{4} =\frac{1}{2}

We can see that 2\neq\frac{1}{2}. As order matters in multiplying numbers, therefore, multiplication of numbers is not a commutative operation.



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(25 points) Which list contains only rational numbers?
Shkiper50 [21]
A rational number is any number that can be wrote as a fraction (p/q). A rational number is the quotient or fraction of two integers. It is seen as a ratio of two integers as well. Repeating/terminating decimals are also rational numbers as they can be shown as the ratio of two integers. (p/q) the fraction, will have both the numerator and denominator being whole numbers.

what we can do: Look at each number in the sequences and see which will have only rational numbers. A: 0 is rational, 1/2 is rational because it is a ratio of two integers, 1.5 is rational because it can be written as 3/2, and 2.82843 is rational because it can be wrote over one as a ratio of two integers.

So A is the only list that contains only rational numbers.
8 0
3 years ago
Find the value of s.<br>1s + 14 = 26​
belka [17]

Answer:

12

Step-by-step explanation:

1s + 14 = 26\\ 1s = 26 - 14 \\ 1s = 12 \\  \\ s =  \frac{12}{1}  \\  \\ s = 12

Thus, The Value Of S is 12

4 0
3 years ago
Read 2 more answers
Write and solve an equation to answer the question.
julsineya [31]
.85x=10.2
your answer is x = 12 
7 0
3 years ago
Need help please assist me find the area of a regular hexagon
garri49 [273]

Answer:

The area of the regular hexagon is 166.3\ units^{2}

Step-by-step explanation:

we know that

The area of a regular hexagon can be divided into 6 equilateral triangles

so

step 1

Find the area of one equilateral triangle

A=\frac{1}{2}(b)(h)

we have

b=r=8\ units

h=4\sqrt{3}\ units ----> is the apothem

substitute

A=\frac{1}{2}(8)(4\sqrt{3})

A=16\sqrt{3}\ units^{2}

step 2

Find the area of 6 equilateral triangles

A=(6)16\sqrt{3}=96\sqrt{3}=166.3\ units^{2}

7 0
3 years ago
Rosa made 12 gallons of lemonade to sell at a lemonade stand. How many pints of lemonade did she make?
Sav [38]
96 pints, because 1 gallon equals 8 pints, so 12 X 8 equals 96.
7 0
3 years ago
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