Future Age Problem: David in 3 Years

easyGrade 3-5future age

The Problem

David is 18 years old now. How old will David be in 3 years?

Answer:

21 years old

Key Information

  • Current age: 18 years
  • Years in future: 3

Step-by-Step Solution

1

Identify current age

Current age = 18 years
2

Identify time period

Time in future = 3 years
3

Set up equation

Future age = Current age + Years
4

Substitute values

Future age = 18 + 3
5

Calculate

18 + 3 = 21
6

Final answer

David will be 21 years old

Common Mistakes to Avoid

  • Subtracting instead of adding for future age
  • Using wrong numbers in calculation

Helpful Tips

  • For future age, always add the years
  • For past age, always subtract the years

Real-World Application

Understanding age in the future helps with planning and time concepts.

Related Topics:

ageadditionfutureword problems

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