Which other grids can be filled in multiple ways? What could be the reason? Class 6

Which other grids can be filled in multiple ways? What could be the reason? Class 6

Question 1.

Which other grids can be filled in multiple ways? What could be the reason? Class 6

Solution:

Grids in which more number of boxes are left unfilled can be filled in multiple ways, because in that case choices for filling the boxes with numbers is more. For example, second grid cannot be filled in some other ways here.

Question 2.

Make a border integer square puzzle and challenge your classmates. Class 6

Solution:

Note : Do as directed.

Question 3.

Try afresh, choose different numbers this time. What sum did you get? Was it different from the first time? Try a few more times! Class 6

Solution:

Here, circled numbers are -2, 2, -10 and 9.

Their sum = -2 + 2 - 10 + 9 = - 1.

No, it is the same as was the first time. Do this exercise more times as directed.