Sum of Ages: John and Sarah

easyGrade 2-4sum of-ages

The Problem

John is 10 years old and Sarah is 12 years old. What is the sum of their ages?

Answer:

22 years

Key Information

  • John's age: 10 years
  • Sarah's age: 12 years

Step-by-Step Solution

1

Identify both ages

John = 10 years, Sarah = 12 years
2

Set up equation

Sum = John's age + Sarah's age
3

Substitute values

Sum = 10 + 12
4

Calculate

10 + 12 = 22
5

Final answer

The sum of their ages is 22 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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