- Counted the number of diapers needed for the sibling
- Measured the amount of formula needed for feeding
- Calculated the time intervals between diaper changes
- Estimated the number of baby wipes required for cleaning
- Divided the number of hours in a day to create a feeding schedule
Continued development in math related to caring for a sibling can include:
- Creating a budget for baby supplies
- Measuring and tracking the baby's growth using a growth chart
- Calculating the cost of baby food and formula per serving
- Using math to plan and organize the baby's daily routine
- Exploring math concepts through baby-related games and activities