Mental Maths: 48 Addition and Subtraction Questions ➕ Easy to Hard | Quizie Mental Maths

Can you solve all 48 calculations in your head? You have a few seconds for each one. Keep score as you go, then comment how many you got! Chapters: 0:00 Level 1: Easy 2:33 Level 2: Medium 5:45 Level 3: Hard No calculator. Just your brain. #MentalMaths #MathQuiz #QuickMaths #BrainChallenge #Quizie