Math Puzzle

Math Puzzle is a simple math puzzle with 3 difficulty levels, perfect for relaxing and wasting time.
A difficulty timer has been added to this version. If the timer expires, the points decrease.
The equations are only plus and minus signs.
In the first level of difficulty, the two operators of equations are single digits. This makes solving it extremely easy.
In the second level of difficulty, the first operator of the equations is two-digit and the second is single-digit. There is so little difficulty in solving it.
In the third difficulty level, both operators of the equations are two-digit. The difficulty thus obtained is now ideal for the movement of the brain.
In solving all 16 questions on a board, the prize is a thought provoking picture.
On right answer, the progress bar is populated, and if the answer is incorrect, the progress bar decreases.
When the progress bar is filled, the prize is a golden bowl.
Each level of difficulty has its own golden bowls.
Have fun.