This learning resource focuses on calculating retirement contributions as a percentage of gross pay. It includes a worked example where Jamie, earning a monthly gross pay of $4,000, decides to contribute 5% to a retirement plan. The resource further engages learners by asking them to calculate how much an 8% contribution would be, compared to the previous rate. Additionally, it encourages them to examine how different contribution rates (3% and 10%) affect Jamie's net take-home pay. A summary table is provided for visual comparison of monthly deductions and net pay. The challenge task prompts learners to reflect on the trade-offs between increasing contribution rates and current take-home pay versus future savings.