Starting at Floor +2, pressing the ‘–’ button three times lowers the lift by three floors. The lift moves from +2 to +1, then to Floor 0, and finally to Floor –1, where the Toy Store is located. Class 6 NCERT ...
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The ground floor of Bela’s Building of Fun is the Welcome Hall, where visitors enter. It is called Floor 0 because it is the reference point, with positive-numbered floors above and negative-numbered floors below. Class 6 Mathematics Ganita Prakash The Other ...
To find the border sum, add the numbers on the outermost rows and columns of the grid. Include the four corners only once, then sum the results to get the total border sum. Class 6 NCERT Ganita Prakash Chapter 10 The ...
Brahmagupta’s rules can be explained as follows: Adding positives moves right on the number line, adding negatives moves left, and adding opposite numbers cancels out. In Bela’s Building, pressing + moves up, while pressing – moves down. Class 6 Mathematics Chapter ...