Door 7: Operations with Fractions (Unlike Denominators)
Find common denominator before adding/subtracting
Read the concepts on the whiteboard — your weapons — then walk the corridor and solve the questions to clear the door.
About Door 7: Operations with Fractions (Unlike Denominators)
This door covers Operations with Fractions (Unlike Denominators) from the Grade 5 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 Operations with Fractions (Unlike Denominators) concepts, or jump to another door.