Activity 3 – KS2 Mental maths and fitness Post date 14/11/2022 Activity 3 – KS2 Mental maths and fitness Calculate 12×4. Do this many hops. How many hops did you do? 52 48 If you are human, leave this field blank. Submit Start Over ← Activity 5 – KS2 Mental maths and fitness → Activity 4 – KS2 Mental maths and fitness