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What is 12.3 + 4.7 estimate sum and difference

What is 12.3 + 4.7 estimate sum and difference
asked 60.4k views
3 votes
What is 12.3 + 4.7 estimate sum and difference

asked
User Ximmyxiao
by
7.9k points

2 Answers

4 votes

sum estimate- 17

diffrence estimate- 7

Explanation:

The rule is "under 5 stays the same, over five change the number"

answered
User RelativeGames
by
8.3k points
3 votes

Answer:

sum: 17

difference: 7.6

Explanation:

answered
User Vasil Remeniuk
by
7.9k points
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