2. The process of replacing a number by another number that is close to the same value. What’s Our Rule for the Boss?

3. Using Rounding to Estimate Sums 1,436+422= 1,436 rounds to 422 rounds to Now Estimate:

4. Using Rounding to Estimate Sums Estimate the sum using rounding 2651,329 + 426 + 5,345 ______ _______

5. 3,635-1,498= 3,635 rounds to 1,498 rounds to Now Estimate: Using Rounding to Estimate Differences

6. Estimate the difference using rounding 5629,245 - 223 - 4,033 ______ _______ Using Rounding to Estimate Differences