7th Maths : Term 1 Unit 4 : Direct and Inverse Proportion : Summary

**Summary**

●
A change in one quantity results a corresponding change in other quantity is called
proportion.

●
Two quantities* x *and* y *are said to be in direct proportion with
each other if they increase or decrease together in such a way that* x/y *remains constant.

●
Two quantities* x *and* y *are said to be in inverse proportion if
an increase in* x *leads to a decrease in* y *(or vice versa) in such a way that, the
product xy remains constant.

** **

__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 sheet named “Direct and Inverse Proportion” will open. There is one activity for Inverse proportion and two videos.

In
the activity “Inverse proportion”, Move the slider to change the speed of the car.
Click Start button to move the car at desired speed. Observe the time taken when
the speed is increased.

**Step 2**

In the second and third page two videos for Direct and inverse proportion are given. Go through the video and compare what you learned from book.

**Browse in
the link**

Direct and Inverse proportion https://ggbm.at/z7surxdx
or Scan the QR Code.

Tags : Direct and Inverse Proportion | Term 1 Chapter 4 | 7th Maths , 7th Maths : Term 1 Unit 4 : Direct and Inverse Proportion

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

7th Maths : Term 1 Unit 4 : Direct and Inverse Proportion : Summary | Direct and Inverse Proportion | Term 1 Chapter 4 | 7th Maths

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