Number (addition and subtraction): Rhino in Town

Further Challenges

• Is there a route that passes through all possible food sources without walking the same street twice? If the rhino took this route, how far will it have walked?
• A new street has been added to the map. It is marked ? km. What distance can you insert to make this the shortest distance to the main food source? What distance can you insert to make this the longest distance? What distance can you insert to make it the same distance as another route?
• Can you design your own map to challenge others?