Sum of Ages: Emily and David

easyGrade 2-4sum of-ages

The Problem

Emily is 22 years old and David is 21 years old. What is the sum of their ages?

Answer:

43 years

Key Information

  • Emily's age: 22 years
  • David's age: 21 years

Step-by-Step Solution

1

Identify both ages

Emily = 22 years, David = 21 years
2

Set up equation

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

Substitute values

Sum = 22 + 21
4

Calculate

22 + 21 = 43
5

Final answer

The sum of their ages is 43 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

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