Question

(1+1/2)(1-1/3)(2+1/4):(2-1/5)

repedeee​

Answer 1

(2/2+1/2)(1-1/3)(2+1/4)/2-1/5

2+1/2(1-1/3)(2+1/4)/2-1/5

3/2(1-1/3)(2+1/4)/2-1/5

3/2(3/3-1/3)(2+1/4)/2-1/5

3/2×(3-1/3)(2+1/4)/2-1/5

3/2×(2/3)(2+1/4)/2-1/5

2+1/4/2-1/5

8/4+1/4/2-1/5

8+1/4/2-1/5

9/4/2-1/5

9/4/10/5-1/5

9/4/10-1/5

9/4/9/5

9/4×(5/9)

9×5/4×9

=> 5/4 succes.