232k views
5 votes
Use rounding to estimate.

1. 2.34 + 1.9 + 5.23
2. 10.39 - 4.28

User Jordin
by
5.3k points

2 Answers

7 votes

Answer:

1. 9.47

2. 6.11

Explanation:

User Alno
by
6.0k points
1 vote
Question 1 : 2.34 rounded to 2
1.9 rounded to 2
5.23 rounded to 5.
2 + 2 + 5 = 9 estimated

Question 2 : 10.39 rounded to 10
4.28 rounded to 4. 10 - 4 = 6 estimated.

Hope this helped!!!
User Ryan Rodemoyer
by
4.7k points