Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 75 − 73 by rounding each number to the nearest 10: ______
- Estimate 54 + 27 by rounding each number to the nearest 10: ______
- Estimate 28 − 70 by rounding each number to the nearest 10: ______
- Estimate 29 + 39 by rounding each number to the nearest 10: ______
- Estimate 59 − 51 by rounding each number to the nearest 10: ______
- Estimate 44 + 24 by rounding each number to the nearest 10: ______
- Estimate 76 − 58 by rounding each number to the nearest 10: ______
- Estimate 49 − 39 by rounding each number to the nearest 10: ______
- Estimate 70 + 89 by rounding each number to the nearest 10: ______
- Estimate 58 − 25 by rounding each number to the nearest 10: ______
- Estimate 51 − 58 by rounding each number to the nearest 10: ______
- Estimate 88 − 85 by rounding each number to the nearest 10: ______
- Estimate 72 − 38 by rounding each number to the nearest 10: ______
- Estimate 71 + 70 by rounding each number to the nearest 10: ______
- Estimate 21 − 29 by rounding each number to the nearest 10: ______
- Estimate 70 + 49 by rounding each number to the nearest 10: ______
- Estimate 44 + 70 by rounding each number to the nearest 10: ______
- Estimate 45 + 46 by rounding each number to the nearest 10: ______
- Estimate 81 − 59 by rounding each number to the nearest 10: ______
- Estimate 75 + 82 by rounding each number to the nearest 10: ______