Ask Question
12 October, 16:52

How do you do explain how you know that the sum of 12.6 3.1 and 5.4 is greater than 20

+1
Answers (2)
  1. 12 October, 17:36
    0
    Round. 5 + 3 + 13 is 21
  2. 12 October, 19:07
    0
    Ignore the decimal parts for a minute, and add up the whole numbers in your head. (12+3+5) is 20 right there. So you know that when you add the decimal parts back in, it'll be more than 20 all together.
Know the Answer?
Not Sure About the Answer?
Find an answer to your question ✅ “How do you do explain how you know that the sum of 12.6 3.1 and 5.4 is greater than 20 ...” 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