At this age, children can start to do basic division. Give your child 12 small crackers (or another snack) and have him share the pile equally between two people — and then three people.

Similarly, proficiency in basic division is low, with only 21.5 per cent of youth aged 14 to 16 and 18.0 percent of females aged 17 to 18 able to solve division problems.

Problem Solving Developing Your Five-Year-Old's Problem-Solving Skills. ... How Sharing Teaches Division At this age, children can start to do basic division.