1+99+2+98+3+97+4+96+.+99+1=

The result is ten thousand

RELATED INFORMATIONS

1. X in fraction^
2. Given the linear function y = (2m-1) x-3m + 4, what is the value of m when the intersection of its image and Y axis is above the X axis?
3. How to solve the equation XXX + X100?
4. -1/3,1/6,-1/9,1/12…… Write a general term formula of the sequence
5. （1）-4.2+5.7-8.4+10 （2）-1/4+5/6+2/3-1/2 （3）12+（-18）+（-7）-15 （4）4.7-（-8.9）-7.5+（-6）
6. Is it possible that the equation (2M2 + M-3) XM + 1 + 5x = 13 of X is one variable linear equation? Why (2M2 + M-3) XM-1 + 5x = 13? The 2 after "2M2" is an index. "M + 1" in "XM + 1" is a superscript and an index. "M-1" in "XM-1" is also a superscript and an index Sorry, it's a quadratic equation. Wrong number. Sorry
7. Solution equation: - X & # 178; + 2x + 7 = 0
8. What is the equivalent of (- 5 / 6 of 2000) + (- 1 / 2 of 1999) + 3 / 4 of 4000 + (- 1 / 2)
9. Decompose the square of factor 2 (xsquare + 6x + 1) square + 5 (xsquare + 1) (xsquare + 6x + 1) + 2 (xsquare + 1)
10. M ^ 2-m / m ^ - 3M + 2 fast
11. 1+3+5+7+9+… +95+97+99．
12. The difference of one minus fifty-one eighteen plus three minus fifty-one eighteen times two plus five minus fifty-one eighteen times three, all the way up to ninety-nine minus fifty-one eighteen
13. How to do 49 + 165 + 51 in a simple way
14. Simple operation of fractions 1 / 9 by 3 / 85 by 18 by 51
15. 10/9×3/85×18×51=?
16. (1/9×3/85)×18×51
17. 9:2000 / 2001 × 1949 (simple calculation) 1/4÷[（1/4+11/20)×3/4+0.05]
18. A simple calculation of 2000 / 2000 and 2000 / 2001
19. 9:2000 / 2001 * 1949
20. The calculation process of 1949x (1 / 51-1 / 2000) + 51x (1 / 1949-1 / 2000) - 2000x (1 / 1949 + 1 / 51) + 3