49. Add or subtract numbers

coding and algorithmics, maths and logic

Ava needs to find the Counting Office. The road to it is encrypted with numbers that must be added to or subtracted from subsequent results on the route.

Help Ava find a route using the arrow blocks, taking into account the numbers, which added to or subtracted from last result will give value expected on the finish line.

By arranging the results of addition and subtraction, from the smallest to the largest - from 1 to 10, arranging the route with the arrow blocks, you will shape your ability to understand basic mathematical concepts.

The application is for school-age children, with the possibility of dividing the view into two boards.