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

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

Using Rounding to Estimate Sums Estimate the sum using rounding 2651, ,345 ______ _______

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

Estimate the difference using rounding 5629, ,033 ______ _______ Using Rounding to Estimate Differences