Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 39 − 84 by rounding each number to the nearest 10: ______
- Estimate 43 − 21 by rounding each number to the nearest 10: ______
- Estimate 84 − 29 by rounding each number to the nearest 10: ______
- Estimate 31 − 28 by rounding each number to the nearest 10: ______
- Estimate 24 − 87 by rounding each number to the nearest 10: ______
- Estimate 28 − 40 by rounding each number to the nearest 10: ______
- Estimate 46 − 27 by rounding each number to the nearest 10: ______
- Estimate 75 − 77 by rounding each number to the nearest 10: ______
- Estimate 50 − 31 by rounding each number to the nearest 10: ______
- Estimate 36 − 43 by rounding each number to the nearest 10: ______
- Estimate 25 + 62 by rounding each number to the nearest 10: ______
- Estimate 40 + 24 by rounding each number to the nearest 10: ______
- Estimate 39 + 87 by rounding each number to the nearest 10: ______
- Estimate 33 − 53 by rounding each number to the nearest 10: ______
- Estimate 77 − 87 by rounding each number to the nearest 10: ______
- Estimate 43 + 63 by rounding each number to the nearest 10: ______
- Estimate 27 + 53 by rounding each number to the nearest 10: ______
- Estimate 81 − 49 by rounding each number to the nearest 10: ______
- Estimate 53 + 76 by rounding each number to the nearest 10: ______
- Estimate 50 + 30 by rounding each number to the nearest 10: ______