John has $60 and Peter has $40 in each of their bank accounts. Every day, John deposits $5 while Peter deposits $9. In how many days will Peter have $40 more than John?———————————————————-One of the fundamental building blocks of heuristic problem sums is the concept of “Differences”. In this week’s question of the week, we would like to share with you a Primary 5 question regarding “Differences” which requires higher order reasoning and will be considered a AO3 question in exams.Think you can solve it? Have at go! If you get stuck, you can see the solution below!

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