Question

10. Find the difference between the sum of first 50 odd numbers and the sum of first
50 even numbers.​

Answer 1

Answer:

=2550 -2500

=50 is the difference

Answer 2

Answer:

first 50 odd no. are 1,3,5,7,9,11......

first 50 even no. are 2,4,6,8,10.......

sum of 50 odd no. are 1+3+5+7+9..... = 2500

sum of 50 even no. are 2+4+6+8.......= 2550

difference is 2550-2500 = 50