Numbering all floors in Bela's Building of Fun [Ganita Prakash Class 6 - Bela's Building of Fun

part 2 - Numbering all floors in Bela's Building of Fun - Bela's Building of Fun - Chapter 10 Class 6 - The other side of Zero (Ganita Prakash) - Class 6 (Ganita Prakash & Old NCERT)
part 3 - Numbering all floors in Bela's Building of Fun - Bela's Building of Fun - Chapter 10 Class 6 - The other side of Zero (Ganita Prakash) - Class 6 (Ganita Prakash & Old NCERT)

Remove Ads Share on WhatsApp

Transcript

Numbering all floors in Bela's Building of FunNow, we note that Starting from the ground floor, We can reach Food Court by pressing +1 We can reach Art Centre by pressing +2 Similarly, We can reach Toy Store by pressing –1 We can reach Video Games by pressing –2 But, what is Welcome hall then? Welcome Hall is our reference point. It is the ground floor. So, we call it Floor 0 Now, let’s number our floors Welcome Hall is 0 Going up Food court is +1 Art Centre is +2 Books is +3 Ice cream is +4 Sports is +5 Space is +6 Going down Toys is –1 Video games is –2 Cinema is –3 Ghost House is –4 Dinosaur is –5 Thus, we can say A number with a ‘+’ sign in front is called a positive number. A number with a ‘–’ sign in front is called a negative number. Zero is neither a positive nor a negative number. We do not put a ‘+’ or ‘–’ sign in front of it.

Davneet Singh's photo - Co-founder, Teachoo

Made by

Davneet Singh

Davneet Singh has done his B.Tech from Indian Institute of Technology, Kanpur. He has been teaching from the past 15 years. He provides courses for Maths, Science and Computer Science at Teachoo