Content Analysis: Fix the equation by moving 1 stick, Hard

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REMOVE 2 MATCHSTICKS TO GET 4 SQUARES
Puzzle | Match Stick Puzzle | Remove 4 match sticks to get 2 squares
Move 4 matchsticks to make 3 squares of same size
Match stick Puzzle | Remove 4 match sticks and get 7 squares
This Puzzle Looks Easy But It Will Break Your Brain! Hard Matchstick Puzzle 4-1=4