4:18Estimating with subtraction
Addition and Subtraction — Level 4
Estimate answers to subtractions by rounding and complete. State reasonableness of answer. Complete algorithms and estimate to check. Estimate answers and check with a calculator.
Addition and Subtraction — Level 4
Estimate answers to subtractions by rounding and complete. State reasonableness of answer. Complete algorithms and estimate to check. Estimate answers and check with a calculator.
