Ask Question
28 May, 19:58

The sum of 21 and a number is 30

+3
Answers (1)
  1. 28 May, 22:54
    0
    The answer is 9, because you subtract 21 from 30 and you get 9. When you add 21+9 you get 30.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “The sum of 21 and a number is 30 ...” in 📘 Mathematics if you're in doubt about the correctness of the answers or there's no answer, then try to use the smart search and find answers to the similar questions.
Search for Other Answers