Use the interactivity to help get a feel for this problem and to find out all the possible ways the balls could land.
Frances and Rishi were given a bag of lollies. They shared them out evenly and had one left over. How many lollies could there have been in the bag?
Use your addition and subtraction skills, combined with some strategic thinking, to beat your partner at this game.
Amy has a box containing domino pieces but she does not think it is a complete set. Which of her domino pieces are missing?