1+2+3+4+5+6+7+8.+95+96+97+98+99+100

1+2+3+4+5+6+7+8.+95+96+97+98+99+100

Methods (1) 1 + 2 + 3 + 4 + 5 + 6 + 7 + 8. + 95 + 96 + 97 + 98 + 99 + 100
=101*50
=5050
Methods (2)
Use the square difference formula to add the first term and the last term times the number of terms divided by two, and the answer is 5050