Improve IQ - Fix The Equation  

There are 25 Matchstick Puzzles (fix the equation) presented in this video, Give it a try before checking the solution. Comment if you found an alternate solution.

#1) -2+3=1

#8) 3+3=6

these where easy

#10) 6+1=7

That last one... 😆

#15) 8-1=7

1. --2+3=1

9+0=9

#21) 5+3=8