How Old Are You? Answer Key

This worksheet focuses on calculating elapsed years between events to find ages, anniversaries, and historical durations. Students determine how many years have passed between given dates and project into future years. The problems use everyday and historical contexts such as birthdays, family milestones, and inventions to make time calculations meaningful. Learners practice simple subtraction with years and develop an understanding of how time passes across decades.

Curriculum Matched Skills

Mathematics – Subtracting Years to Find Elapsed Time

Social Studies – Understanding Historical and Personal Timelines

Mathematics – Estimation and Projection into the Future

Critical Thinking – Interpreting Temporal Relationships

This worksheet is part of our Time Word Problems collection.