Sum of Ages: David and Lisa

easyGrade 2-4sum of-ages

The Problem

David is 24 years old and Lisa is 20 years old. What is the sum of their ages?

Answer:

44 years

Key Information

  • David's age: 24 years
  • Lisa's age: 20 years

Step-by-Step Solution

1

Identify both ages

David = 24 years, Lisa = 20 years
2

Set up equation

Sum = David's age + Lisa's age
3

Substitute values

Sum = 24 + 20
4

Calculate

24 + 20 = 44
5

Final answer

The sum of their ages is 44 years

Common Mistakes to Avoid

  • Adding wrong numbers
  • Missing one of the ages

Helpful Tips

  • Write down both ages before adding
  • Check your addition twice

Real-World Application

Adding ages is common when calculating combined ages for tickets, events, or family statistics.

Related Topics:

ageadditionsumword problems

Need More Help with Word Problems?

Get personalized 1-on-1 tutoring with expert math tutors. Master word problems, build problem-solving skills, and boost your confidence!

Find Your Math Tutor