Estimación Worksheet
Name: ____________________Date: ____________
Instructions: Estimar sumas, diferencias y productos mediante redondeo y números compatibles.
20 problems
- Estimate 72 − 56 by rounding each number to the nearest 10: ______
- Estimate 50 − 37 by rounding each number to the nearest 10: ______
- Estimate 25 + 87 by rounding each number to the nearest 10: ______
- Estimate 37 + 76 by rounding each number to the nearest 10: ______
- Estimate 78 − 76 by rounding each number to the nearest 10: ______
- Estimate 71 + 69 by rounding each number to the nearest 10: ______
- Estimate 46 − 27 by rounding each number to the nearest 10: ______
- Estimate 83 + 89 by rounding each number to the nearest 10: ______
- Estimate 55 − 39 by rounding each number to the nearest 10: ______
- Estimate 33 − 81 by rounding each number to the nearest 10: ______
- Estimate 60 − 29 by rounding each number to the nearest 10: ______
- Estimate 42 + 42 by rounding each number to the nearest 10: ______
- Estimate 40 + 53 by rounding each number to the nearest 10: ______
- Estimate 39 − 72 by rounding each number to the nearest 10: ______
- Estimate 35 + 42 by rounding each number to the nearest 10: ______
- Estimate 63 − 82 by rounding each number to the nearest 10: ______
- Estimate 29 + 85 by rounding each number to the nearest 10: ______
- Estimate 67 − 62 by rounding each number to the nearest 10: ______
- Estimate 38 − 49 by rounding each number to the nearest 10: ______
- Estimate 43 + 55 by rounding each number to the nearest 10: ______