Mathematik Grundlagen

$$\frac{2}{7}$$

$$\frac{1}{7}$$

$$\frac{7}{12}$$

$$\frac{1}{12}$$

$$\frac{3}{5}-2$$

$$-2-\frac{3}{5}$$

$$-2-\left(-\frac{3}{5}\right)$$

$$-\frac{3}{5}-\left(-2\right)$$

5, 2

5, -2

-5, 2

-5, -2

$$\frac{74}{37}=2$$

$$\frac{41}{17}=\frac{39}{13}$$

$$\frac{1}{\frac{18}{6}}=3$$

$$\frac{1}{3}=\frac{4}{12}$$

$$>$$

$$<$$

$$=$$

Distributivgesetz

Assoziativgesetz

Kommutativgesetz

Akkusativgesetz

$$2\cdot2\cdot3\cdot7\cdot13$$

$$2\cdot2\cdot5\cdot7\cdot17$$

$$2\cdot2\cdot3\cdot5\cdot11\cdot21$$

$$2\cdot5\cdot5\cdot7\cdot13\cdot23$$

$$-\left(a+b\right)$$

$$-\left(a-\left(-b\right)\right)$$

$$-\left(b-a\right)$$

$$-\ \frac{a-b}{b-a}\ =\ \frac{a-b}{a-b}$$

$$-\frac{b-a}{-a+b}\ =\ \frac{a-b}{b-a}$$

$$\frac{a-\ b}{b-\ a}\ =\ -\frac{a+b}{b-a}$$

$$-\frac{a+b}{a+b}\ =\ \frac{a-b}{a-b}$$

$$5\cdot\left(r-s\right)\ =\ 5r-5s$$

$$c\cdot\left(d+e\right)\cdot d\ =\ cd+ed$$

$$\left(x+2y\right)\cdot3\cdot u\ =\ \left(3x+6y\right)\cdot u$$