Properties of Numbers

Would rather have the ability to control:

QUICK CHECK:

$$3\left[10+\left(7-5\right)\times5\right]$$  

QUICK CHECK:

$$\left[2+\left(7-5\right)\times5-7\right]^2$$  

QUICK CHECK:

$$\frac{3^2+\left(5-3\right)^2+2}{25-2^2\times5}$$  

QUICK CHECK:

When x = 20, y = 4, z = 5

$$2\left[x-2y+z^2-25\right]$$  

Which property does this represent?

11 = 11

6 + 5 = 6 + 5

3 + 3 + 5 = 3 + 3 + 5

Which property does this represent?

11 + a = a + 11

x + b = b + x

9 + 5 = 5 + 9

Which property does this represent?

If the amount of money with the following students;

Ali = Souad, Souad = Mohammed, then Ali = Mohammed

Which property does this represent?

If the height of the following students;

Ahmed = Abdulrahman, Abdulrahman = Ghanim, then Ahmed = Ghanim

Which property does this represent?

$$x^2+2x+15$$  

When x = 3;

$$2^2+2\times2+15$$  

Which property does this represent?

$$\sqrt[]{2x}$$  

When x = 50;

$$\sqrt[]{2\left(50\right)}$$  

Which additional property does this represent?

50 + 0 = 50

0 + 90 = 90

100 + 0 = 100

Which additional property does this represent?

50 + (-50) = 0

-90 + 90 = 0

-100 + 100 = 0

Which Multiplication property does this represent?

50 x 1 = 50

1 x 50 = 50

100 x 1 = 100

1 x 100 = 100

b x 1 = b

1 x b = b

Which Multiplication property does this represent?

50 x 0 = 0

0 x 50 = 0

100 x 0 = 0

0 x 100 = 0

b x 0 = 0

0 x b = 0

Which Multiplication property does this represent?

$$\frac{19}{15}\times\frac{15}{19}=1$$  

Which Multiplication property gives zero as an answer

Which Multiplication property gives one as an answer

What is the missing number?

6 + ____ = 7 + 6

5 + 9 = 14, so 9 + 5 =

3 x ____ = 9 x 3

Which one of the following illustrates the Commutative Law of Addition?

7 + (4 + 2) = 13, so (7 + 4) + 2

What is the missing number?

4 + (____ + 5) = (4 + 7) + 5

5 × (2 × 9) is also equal to:

Which one of the following illustrates the Associative Law of addition?

What is the missing number?

2 + (__ + 4) = (2 + 6) + 4