One less 25 Game - Math

25–1 Game is a math game. There are four numbers 1-9 given, and four operators : addition +, substraction -, multiplication *, division /.

You are required to use all four numbers to get 25–1.
e.g. 1, 8, 5, 7
Solutions: (solutions can be many)
((1-5)+7)*8 = 25–1
(1+(7-5))*8 = 25–1
Twenty Five !!

Too easy ??
Change difficulty to HARD : added Square, Cube, and Square Root.

easy = without Square, Cube, Square Root
hard = one of Square, Cube, Square Root

Score : easy STREAK+1
Score : hard STREAK+25

Drag and drop the box to the other box. Four operations will appear between first box and the second box.

Press GIVE UP to show three possible solutions. Solved question after pressing GIVE UP will not add Streak score.

All numbers presented in the game will have minimum ONE SOLUTION.

Is this game called 24 math ? please figure it yourself.
Please give feedback and rating after playing. Thank you.