Ganze Zahlen: Fundamental Operations Guide

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16 Questions

Was ist das Ergebnis der Addition von 11 und -8?

-3

Was ergibt sich aus der Subtraktion von -4 und -9?

5

Welche Summe ergibt sich, wenn -10 zu -7 addiert wird?

-17

Was ist das Ergebnis der Subtraktion von -8 und 5?

-13

Welches Ergebnis ergibt sich aus der Addition von 16 und -4?

-16

Was ergibt sich aus der Subtraktion von 10 und -15?

-5

Was ist das Ergebnis von $(-6) \times (-4)$?

24

Was ist das Ergebnis von $-9 \div 3$?

-3

Was ist der Betrag von $-11$?

11

Welches Ergebnis ergibt sich aus $5 \times (-8)$?

-40

Was ist das Ergebnis von $-18 \div (-6)$?

12

Was ergibt sich aus $|(-9)|$?

9

Welches Ergebnis erhält man durch $4 \times 0$?

0

$-14 \div 7$ ergibt welches Ergebnis?

-1

$|-15|$ ergibt welchen Wert?

15

$3 \times (-7)$ ergibt welches Ergebnis?

-21

Study Notes

Ganze Zahlen: A Comprehensive Guide

In the world of mathematics, ganze Zahlen, or integers, play a crucial role. These are the set of numbers that include positive whole numbers, their negative inverses, and zero. In this article, we will explore the fundamental operations of addition, subtraction, multiplication, division, and absolute value when dealing with ganze Zahlen.

Addition of Ganze Zahlen

When adding ganze Zahlen, the process involves combining positive and negative integers. To add integers with the same sign, simply add their absolute values and maintain the sign. For example, when adding 5 and 3, both positive, the sum is 8. Similarly, when adding -7 and -4, both negative, the result is -11.

In the case of adding integers with different signs, the process is akin to subtracting the smaller absolute value from the larger one, while preserving the sign of the integer with the greater absolute value. For instance, adding 8 and -5 results in 3, as we subtract 5 from 8 and maintain the positive sign.

Subtraction of Ganze Zahlen

Subtracting ganze Zahlen involves adding the opposite. To subtract a number, simply add its additive inverse. For instance, subtracting 9 from 12 is equivalent to adding -9 to 12, resulting in 3. Similarly, subtracting -6 from 4 is equivalent to adding 6 to 4, resulting in 10.

Multiplication of Ganze Zahlen

In multiplication, the rules for ganze Zahlen are straightforward. When multiplying two ganze Zahlen with the same sign, the product is positive. For example, 4 multiplied by 3 equals 12, while -5 multiplied by -2 equals 10. When multiplying integers with different signs, the product is negative. For instance, multiplying -7 by 2 results in -14.

Division of Ganze Zahlen

Division involving ganze Zahlen requires attention to the signs. When dividing two integers with the same sign, the quotient is positive. For example, 12 divided by 3 equals 4, and (-8) divided by (-2) equals 4. However, when dividing integers with different signs, the quotient is negative. For instance, (-15) divided by 5 results in -3.

Absolute Value of Ganze Zahlen

The absolute value of a ganze Zahl is the non-negative value of the number, regardless of its sign. For positive integers, the absolute value is the number itself. For negative integers, it is the positive counterpart of the number. For example, the absolute value of 7 is 7, and the absolute value of -7 is also 7.

Conclusion

In conclusion, understanding ganze Zahlen and their operations is essential for various mathematical applications. Whether it's adding, subtracting, multiplying, dividing, or finding the absolute value, these fundamental operations form the basis for more complex mathematical concepts. By grasping the rules and properties of ganze Zahlen, one can develop a strong foundation in mathematics and problem-solving.

Explore the fundamental operations of addition, subtraction, multiplication, division, and absolute value when dealing with ganze Zahlen (integers) in mathematics. Gain an understanding of the rules and properties essential for building a strong foundation in mathematical applications.

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