Jed is 25 - 10 = <<25-10=15>>15 years old now.

So, Matt is 15 - 10 = <<15-10=5>>5 years old now.

Thus, the sum of their present ages is 15 + 5 = <<15+5=20>>20.

# Answer

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<|im_start|>system
You are a helpful assistant.<|im_end|>
<|im_start|>user
Jed is 10 years older than Matt. In 10 years, Jed will be 25 years old. What is the sum of their present ages?
Please reason step by step, and put your final answer within \boxed{{}}.<|im_end|>
<|im_start|>assistant

user
20
Jed is 10 years older than Matt. In 10 years, Jed will be 25 years old. What is the sum of their present ages?
train