7th Maths : Term 1 Unit 1 : Number System : Summary

**Summary**

● Integers are a collection of natural numbers, zero and negative
numbers.

● The number line gives a visual representation of the set of all
integers with positive integers to the right of zero and negative integers to
the left of zero.

● The sum of the two positive integers is positive and two negative
integers is negative.

● The sum of a positive and a negative integer is the difference of the
two numbers in value and has the sign of the greater integer.

● The addition of integers has the closure, commutative and associative
properties.

● The product of two positive integers and two negative integers are
positive.

● The product of two integers with opposite signs is negative.

● The multiplication of integers has the closure, commutative and
associative properties.

● The integer 0 is the additive identity for integers.

● The integer 1 is the multiplicative identity for integers.

__ICT Corner__

**Expected Result is shown in this
picture**

**Step – 1 :**

Open the Browser type the URL Link
given below (or) Scan the QR Code. GeoGebra work book named “7thstandard” will
open. Select Term-1.

**Step - 2 :**

There are several work sheets for each chapter. Soelect the worksheet “Number System”. In this Number line addition is given. Move the sliders to change the numbers. You can see the answer in green colour arrow.

Browse
in the link

Number
system : https://ggbm.at/f4w7csup

or Scan
the QR Code.

Tags : Number System | Term 1 Chapter 1 | 7th Maths , 7th Maths : Term 1 Unit 1 : Number System

Study Material, Lecturing Notes, Assignment, Reference, Wiki description explanation, brief detail

7th Maths : Term 1 Unit 1 : Number System : Summary | Number System | Term 1 Chapter 1 | 7th Maths

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