calculets: Math game puzzle

calculets! Very simple math game for initial arithmetic. Practice math operations: Addition, subtraction, multiplication and division. How to play calculets? START: Upon starting, after choosing one of the three available levels, you will find: - 6 numbers inside bubbles, in the central square - one more number (the "target number"), at the bottom right of the screen WIN: To win you have to reach the "target number", combining the numbers inside the bubbles with the available mathematical operations: + addition - subtraction × multiplication ÷ division HOW THE BUBBLES COMBINE: Drag two bubbles, one after the other, to the box with the + symbol, and they will automatically merge into a new bubble with the number corresponding to their sum. And the same for subtracting, multiplying or dividing: drag the bubbles to the boxes marked -, × & ÷ . sssshhh ... a tip: To undo an operation: double-tap a pink bubble to re-divide it into the two original bubbles. Play calculets!