Explanation :
Move one matchstick from the + sign and place it in the middle of the 0, so the + sign becomes a - and the number 0 turns into an 8."So the equation will be 8-4=4
Matchstick Image : solve-answer-image-0-4-4-matchstick-equation
Matchstick Image : answer-image-0-4-4-matchstick-equation