find the sum of all composite numbers between 20 and 30
Answers
Answered by
0
Answer:
173
Step-by-step explanation:
the sum of the composite numbers between 20 and 30 ,minus the sum of the prime numbers less than 20. Composite numbers are those positive integers that are NOT prime. If you add the composites, you get 173 .
Answered by
1
Answer:
173
Step-by-step explanation:
21+22+24+25+26+27+28=173
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