Door 6: Addition Strategies
Counting on is fastest when you keep the *larger* number in your head first, even if it is
Read the concepts on the whiteboard — your weapons — then walk the corridor and solve the questions to clear the door.
About Door 6: Addition Strategies
This door covers Addition Strategies from the Grade 2 maths syllabus. First you study the concepts and worked examples on the whiteboard, then you face a corridor of questions — answer correctly to gain energy and build a combo; a wrong answer lets a monster drain your energy. Clear every question to earn up to three stars.
Want to revise first? Read the full lesson in Addition Strategies concepts, or jump to another door.