Make a 3 × 3 magic square with 0 as the magic sum. All numbers can not be zero. Class 7

Make a 3 × 3 magic square with 0 as the magic sum. All numbers can not be zero. Class 7

Question 1.

Make a 3 × 3 magic square with 0 as the magic sum. All numbers can not be zero. Use negative numbers, as needed. Class 7

Solution:

Question 2.

Fill in the following blanks with ‘odd’ or ‘even’: Class 7

(a) Sum of an odd number of even numbers is _______

(b) Sum of an even number of odd numbers is _______

(c) Sum of an even number of even numbers is ________

(d) Sum of an odd number of odd numbers is _______

Solution:

(a) even

(b) even

(c) even

(d) odd.

Question 3.

What is the parity of the sum of the numbers from 1 to 100? Class 7

Solution:

Even