40 likes | 159 Views
3-4. Example 2. Lesson 3-4 Example 2. Estimate the sum of 2,564 and 4,877. Then find the actual sum. 1. What is the greatest place value of the numbers?. thousands. 3-4. Example 2. Lesson 3-4 Example 2. Estimate the sum of 2,564 and 4,877. Then find the actual sum.
E N D
3-4 Example 2 Lesson 3-4 Example 2 Estimate the sum of 2,564 and 4,877. Then find the actual sum. 1.What is the greatest place value of the numbers? thousands
3-4 Example 2 Lesson 3-4 Example 2 Estimate the sum of 2,564 and 4,877. Then find the actual sum. 2.Round the addends to the thousands place. 3,000 + 5,000 Estimate the sum. 3,000 + 5,000 = 8,000
1 1 1 2,564 + 4,877 7,441 3-4 Example 2 Lesson 3-4 Example 2 Estimate the sum of 2,564 and 4,877. Then find the actual sum. 3.Find the actual sum.
3-4 Example 2 Lesson 3-4 Example 2 Estimate the sum of 2,564 and 4,877. Then find the actual sum. 4.Compare the actual sum with the estimate. 7,441is close to the estimate of8,000.The answer is reasonable.